Of the following statements about protected areas that have been established to preserve biodiversity, About 25% of Earth's land area is now protected is not correct.
Biodiversity- The diversity of plant, animal, fungi, or even microorganisms such bacteria that compose up the natural environment are all included in what is known as biodiversity. These various species and critters collaborate in complicated web-like ecosystems to keep things in balance & support life.
Microorganism- Microbes are extremely minute living entities that are all over us and thus are invisible to the unaided eye. They are aquatic, terrestrial, and avian organisms. Millions of these bacteria, which are also referred to as microorganisms, reside in the human body. While certain microorganisms make us ill, others are vital to our wellbeing.
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The barometric pressure this morning was 29.9 in Hg. By the afternoon, the barometric pressure had risen to 30.5 in Hg. Which
statement best explains this change in barometric pressure?
A. There is more moisture in the air. The weather went from rainy to sunny.
B. There is less moisture in the air. The weather went from sunny to rainy.
C. There is more moisture in the air. The weather went from sunny to rainy.
D. There is less moisture in the air. The weather went from rainy to sunny.
A normal barometric pressure value falls between 29.80 and 30.20 inHg, and normal pressure is linked to stable weather.Rising or constant pressure indicates that the current conditions will persist if the value is between 29.80 and 30.20 inHg (100914.4-102268.9 Pa or 1022.689-1009.144 mb)
What is barometric pressure?
1. Lack of water.Despite what it might seem like, excessive humidity can actually hinder your body's natural cooling processes and dehydrate you.High relative humidity causes the ambient temperature to feel much hotter than it actually is. The clouds are unable to store any more water when it rains since the humidity is at 100%.Because of evaporation during rain, the relative humidity will rise.It's possible that water vapor isn't totally saturating the atmosphere where the rain is falling. When minuscule amounts of water, ice, or frozen water vapor congregate to form bulk that are too large to be supported above the earth, precipitation happens.Then they become precipitation and fall to the ground. Weather forecasting is frequently possible, although not always, based on changes in air pressure.A low-pressure area with stormy, rainy weather is headed your way, according to falling pressure.Although not usually, rising barometric pressure is a hint that the weather will soon clear and turn fair and sunny. Among other physical changes in the human body, variations in barometric pressure can cause migraine headaches, joint discomfort, arthritis symptoms, and changes in blood pressure.Some individuals have the ability to forecast weather patterns based on how their bodies react to pressure changes.This forecast graph can be useful if you want to make lifestyle or medication changes in advance and want to be aware of when the pressure will change. According to meteorologists, barometric pressure, commonly referred to as atmospheric pressure, is a precursor to bad weather.Low pressure systems are typically accompanied by colder temperatures, rain, wind, and storms. Fishermen should be aware that some fish can alter the amount of feeding they do in response to changes in barometric pressure.Fishing may therefore be avoided during moments of reduced pressure in favor of fishing just before or just after those times.To learn more about barometric pressure refer
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The statement below is it qualitative or quantitative The bug was 5 cm long
The bug was 5 cm long is continuous quantitative. because the length can be in decimal.
What is quantitative continuous?The quantitative continuous is defined as any value inside an interval.
Data that can take on any value are called continuous data. Timing, height, and weight are a few examples. Continuous data has an endless number of outcomes because it can take any value.
Quantitative continuous variables, on the other hand, are variables that have an infinite number of possible values and whose values cannot be counted. For instance: Age. Weight.
There are two types of quantitative variables:
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How is the information in a dna molecule expressed in an organism?A) through recombinant DNAB) through proteinsC) through plasmidsD) through RNA polymerase
The information found in the DNA needs to be translated to be expressed.
First, the information is transcripted and copied into an mRNA molecule, which then is translated into a protein by the ribosomes.
This means that B, through proteins, would be the right answer.
Type the correct answer in the box. Round your answer to the nearest whole number. The population in the United States in 2000 was about 281 million people. In 2015, it was 321 million people. From 2000 to 2015, the population increased %.
Population increased % year 2000 = 281 million people.
year 2015 = 321 million people
321 M - 281 M = 40 M
Thus, An increase of 40 million people or 14% increase in population.
All the people who live in a particular place are calculated by the term population .Demography is the study of a population, that defines the total number of people of organisms in particular area . Population census helps the government to know the rate and quantity of unemployment in a particular area of the country.
Hence, Population size is the number of individuals in a population. Population density is the average number of individuals per unit of area .
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Answer: 14%
Explanation:
The population increased % in the year 2000 = 281 million people.
the year 2015 = 321 million people
321 M - 281 M = 40 M = 14%
SC.7.N.3.19. Wegener originally believed that the continents were moving through the earth's crust, likeicebreakers plowing through ice sheets, and that tides were responsible for moving thecontinents. Today, scientists have discovered additional evidence to support his idea that thecontinents are moving but have developed new ideas to explain how they move. What doesthis discovery suggest about Wegener's theory?A. It may need to be modifiedB. It should be discarded as incorrectC. It is supported by modern and historical evidenceD. It is correct in its original form about all species
The correct answer is A. It may need to be modified. Since science is an accumulative enterprise, historical hypothesis might had grasp the essential idea, but as new techonology becomes available to test this hypothesis, they might need to be modified in its details.
List some EFFECTSof deforestation *Whether positive or negative
Trees are reponsible not only for oxygen production, but for the composition of a healthy environment. Then when that balance is affected, many are the consequences. The deforastation has many effects over the Earth and species living in the planet. Among them, we can point climate changes, soil erosion, habitat loss, acidic oceans and floods.
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A plane is scheduled to depart
at 6:00 am and arrive at its
destination 3,512 kilometers
away at 10:00 am. At what
rate will it travel?
If a plane is scheduled to depart at 6:00 am and arrive at a destination that is 3,152 kilometers away by 10:00 am, the rate of travel would be 878 kilometers in an hour.
What is speed?The speed of a moving object is otherwise known as its rate of travel. It is a measure of how fast a moving body is traveling. It is simply the distance covered within a specific amount of time.
The speed of a moving body or object can be mathematically expressed as:
Speed = distance/time
This time, the plane is supposed to depart by 6:00 am and arrive by 10:00 am. This means the total time given to travel is:
10:00 - 6:00 = 4 hours.
The total distance to be covered within these 4 hours is 3,512 kilometers.
Thus, the speed at which the plane will have to travel can be calculated as:
Speed of plane = 3,512/4
= 878 kilometers per hour
In other words, the rate of travel of the plane should be 878 kilometers per hour.
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Sulfuric acid in acid rain is a ______.
A. secondary pollutant
B. quaternary pollutant
C. tertiary pollutant
D. primary pollutant
Answer:
b
Explanation:
PLS HELP THANK YOU SO MUCH
When a eukaryotic cell undergoes cellular division, creating two new daughter cells - an error (nondisjunction) in the step shown BELOW can impact the number of chromosomes in the daughter cells' nuclei.
What step is this?
A. Telophase in meiosis
B. Anaphase in mitosis
C. Prophase in endocytosis
D. Metaphase in mitosis
Metaphase in mitosis is when the chromosomes align themselves on equator. If an error occurs the double chromosomes won't travel to pole during anaphase if they don't pair properly at metaphase. Therefore, option (D) is correct.
What is metaphase?During the metaphase stage of the mitotic phase of the eukaryotic cell cycle, the chromosomes have reached the stage in which they are the second-most condensed and coiled. These chromosomes, which hold information about a person's genetic makeup, line up along the equator of the cell just prior to their division into the cell's two daughter cells.
During metaphase, the mitotic spindle has reached its completion stage, the centrosomes have moved to opposing ends of the cell, and the chromosomes have aligned themselves along the metaphase plate.
Therefore, option (D) is correct.
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A normal human zygote___?___
has a total of 23 chromosomes and is haploid
has a total of 23 chromosomes and is diploid
has a total of 46 chromosomes and is haploid
has a total of 46 chromosomes and is diploid
Answer: The correct answer is has a total of 46 chromosomes and is diploid
Explanation: The zygote is created from the fusion of two gametes. Therefore, it is diploid (two gametes) and has 46 chromosomes.
Need help asap!!
Would you find a higher concentration of mitochondria in the heart or skin? Why?
Explanation:
There are more mitochondria found in heart cells because this means we are able to produce enough energy to keep it functioning efficiently.
explain why toads have a lot of alternatives to respiration
Somatic cells are (blank) that undergo cell growth through mitosis
We can answer this question considering that somatic cells are those cells that are not involved in sexual reproduction (i.e. meiosis with male and female sexual cells, or sperm and egg).
These cells are the ones that we can find in our blood, and or body tissues, for example, and have a diploid DNA, from both parents.
We can say, at this point, that somatic cells are the 2 option, Nonreproductive cells.
is 60 point
im sure it is easy, please don't answer if you dont know it
1. Proteins are made up of carbon, hydrogen, oxygen, and nitrogen.
2. The monomers that make up nucleic acids are amino acids.
Proteins are one of the major building blocks of living things. They are called polypeptides because they consist of long chains of amino acids joined by peptide bonds. There are about 20 amino acids, the most common atoms being carbon hydrogen oxygen-nitrogen, and sulfur.
There are two natural forms of nucleic acids called deoxyribonucleic acid DNA and ribonucleic acid RNA. Nucleic acids are composed of biological macromolecules. A biopolymer is a repeating set of naturally occurring monomers forming a polymer yielding nucleotides that form nucleic acids. Proteins are made up of hundreds or thousands of small units called amino acids, which are linked together in long chains.
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Which of the following steps is required after biological processes have broken down organic material in wastewater?
Water is placed in an aeration basin to increase oxygen.
Primary clarifiers separate solids from the wastewater.
Filtration removes rocks and pebbles from the water.
Disinfection purifies water before it is released.
Answer:
2) (b) Primary Clarifiers
Explanation:
What is the order of nitrogenous bases for the complementary strand of DNA: ATACGG
PLEASE HELP
Answer:
Complementary Sequence: Since DNA has two strands, every DNA sequence has a complementary sequence running parallel. In the complementary sequence, Adenine (A) is always paired with Thymine (T), and Cytosine (C) is always paired with Guanine (G).
Explanation:
Complementary Sequence: Since DNA has two strands, every DNA sequence has a complementary sequence running parallel. In the complementary sequence, Adenine (A) is always paired with Thymine (T), and Cytosine (C) is always paired with Guanine (G).
The statement below is it qualitative or quantitative The bug was 5 cm long
The bug was 5 cm long is continuous quantitative because the length can be in decimal.
What is quantitative ?The focus of quantitative methods is on precise measurements and the statistical, mathematical, or numerical analysis of data gathered through surveys, questionnaires, and polls, as well as the manipulation of statistical data that has already been obtained using computing methods.
What is an example of an quantitative?Information that is quantitative involves a measurable quantity and uses numbers. Examples include time, mass, temperature, and length. Data is a common term for quantitative information, which can also refer to items other numbers.
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Why is it cold in the Northern Hemisphere during the winter?
Answer: When the northern hemisphere is pointed toward the sun, sunlight hits more directly, and it warms up this part of the earth. In the winter, when the northern hemisphere is pointed away from the sun slightly, the sun's rays come in at an angle and have less of an impact. This makes winter cold!
Explanation:
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Permanent darkness below 1000 meters with bioluminescent bacteria, bottom feeders, and angler fish.
The correct option is B.
Why is bioluminescent bacteria important?It's possible that the bacteria in the squid's mantle chamber employ their luminescence as a defense mechanism against other deep-sea creatures. It is believed that instead of the squid producing black ink, the brightness confuses and frightens living things.
What makes bacteria that produce bioluminescent glow?A chemical process that results in the production of light energy inside an organism's body causes bioluminescence. A species must include luciferin, a molecule that creates light when it interacts with oxygen, for a reaction to take place.
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The complete question is -
Which of the following describes the zone of the ocean where no light reaches?
A. the "twilight zone" between 200-1000 meters deep and includes whales and octopi and little life.
B. permanent darkness below 1000 meters with bioluminescent bacteria, bottom feeders, and angler fish.
C. up to 200 meter depth and include photosynthetic plants, sea anemones, sponges, crabs, and clams
What biological macromolecule is made up of monomers like the one shown below?
Answer:Nucleic Acid
Explanation:Nucleic Acid’s more common “form,” so to speak, is DNA, deoxyribonucleic acids. Essentially, DNA is multiple nucleic acids liked together by a dehydration reaction on the 3’ OH group of one nucleic acid’s sugar and the phospate group on the 5’ of another nucleic acid.
protist being the ancient ancestor of living things
Protists are the ancient ancestor of living things. False. Protista are the ancient ancestor of the eukaryotic cells.
Even though most are unicellular, numerous, along with the massive kelp, are multicellular but lack specialized tissues. The protists may additionally constitute the ancestors of present day-day flowers, animals, and fungi. Despite the fact that most are unicellular, several, consisting of the massive kelp, are multicellular but lack specialized tissues. The protists can also constitute the ancestors of current-day flowers, animals, and fungi.
Whilst it is probable that protists percentage a commonplace ancestor, the exclusion of different eukaryotes means that protists do not form a herbal group or clade. Protists are crucial resources of nutrients for many other organisms. In a few instances, as in plankton.
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What phases includes all of the stages of mitosis but no other events?
In the given image, all the stages of mitosis but no other events is represented by E.
Mitosis is a stage of the cell cycle during which duplicated chromosomes are split into two new nuclei. In the process of mitosis, cells that have the same number of chromosomes and are genetically identical are created. Therefore, equational division is a common term used to describe mitosis. Mitosis is responsible for our ability to develop, repair wounds, and replace the damaged cells. Mitosis is also significant in species that reproduce asexually: these cells can only proliferate this manner. This is the single most important mechanism that keeps asexual organism populations alive.
In the given image, E represents mitosis. It is the period in which the nucleus splits in eukaryotic cells. The two sister chromatids that subsequently form each chromosome split and migrate to opposing poles. There are five phases of mitosis: (i) prophase, (ii) prometaphase, (iii) metaphase, (iv) anaphase, and (v) telophase. The Mitotic phase A in eukaryotes consists of mitosis (where the nucleus divides) and cytokinesis (where the cytoplasm divides and forms two daughter cells). B represents cytokinesis in this case. During interphase (shown here by C), the cell expands, duplicates its DNA (represented here by D), and prepares for mitosis.
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Tom drinks 2 beers every day and consumes red meat at every meal, as he has been
doing for the past 40 years. He has recently been experiencing fatigue as well
as severe pain and swelling in his hallux. His doctor draws fluid from his inflamed
hallux. What is the doctor probably looking for and what disease does he suspect?
Inflammatory markers and rheumatoid arthritis
Bilirubin and cirrhosis of the liver
Bits of cartilage as evidence of wear and tear of joints and osteoarthritis
Uric acid crystals and gout
Based on the given description of the drinking habits of Tom and the eating habits he has had for the past 40 years, the thing which the doctor is probably looking for and the disease he suspects is A. Uric acid crystals and gout
What is Uric Acid?This refers to the waste product that can be found in the bloodstream of a human being or living thing as a result of the breakdown of purine chemicals in the body.
Hence, we can see that Tom has been a heavy drinker for 40 years, his kidney has been overwhelmed which causes fatigue for him and the doctor is searching for uric acid because of the high alcohol intake by Tom.
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He has experienced uric acid crystals and gout for the past 40 years, which are the symptoms the doctor is most likely searching for. Thus, option D is correct.
What indicate uric acid crystals and gout in hallux?When your bloodstream contains an excessive amount of uric acid, gout crystals develop. Your body naturally produces uric acid as a byproduct of the digestion of purine-containing meals.
Your joints may develop crystals if you have too much uric acid. Painfulness and redness may produce from this.
Therefore, Due to Tom's heavy drinking, his kidneys are overworked, which makes him tired. The doctor is looking for uric acid as a result.
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41 pointThe animals that all share the branch labeled Amniota produce amniote(shelled) eggs and have keratinized elements in their skin. These sharedfeatures are evidence thatthey evolved during the same time periodthey share an ancestor in commonthey all live in the same continentthey are superior to animals without these features
Hello Im Here To Answer Your Question! (Big Idea)Reptiles, birds, and mammals all share similar
traits, but other, specialized characteristics classify these
animals into different groups.
Explanation:
The large eyes and ears of this
eastern tarsier make it an excellent
nocturnal hunter. These unusual
mammals are primates and are
closely related to modern monkeys.
About the same size as a kitten, a
tarsier has strong hind legs similar to
those of frogs. The tarsier’s eyes
cannot move but it has a full range of
view because it can rotate its head
almost 360 degrees.Reptiles, birds, and mammals are all amniotes. Recall that amniotes develop
inside a membraneous sac. This sac contains everything an embryonic vertebrate needs to grow and prepare for the world outside. In some amniotes, the
sac is contained inside the mother’s body. In other amniotes, a tough outer
shell protects embryos as they develop outside of the mother. This shell is
semipermeable, which means that it allows gases such as oxygen and carbon
dioxide to pass through but prevents the embryo from drying out by holding
water inside.
An egg is a completely self-sustaining container
that provides enough energy and nutrients to
enable the embryo to mature. The illustration in
Figure 1.1 shows the different membranes found
inside an amniotic egg. The egg you may have
eaten for breakfast this morning was formed with
all of the necessary membranes and nutrient stores
to support a chicken embryo. But because the egg
was never fertilized, the genetic composition of
the egg remained haploid and did not develop into
an embryo.
The development of the amniotic egg was an
important adaptation because it allowed vertebrates
to reproduce on land. Without the self-contained
source of energy and water, an egg needed to
develop in water or else the embryo would dry out.
Predict What happens when all of the resources that
are stored inside the egg are used?
Question 2 of 10Which scenario is an example of making inferences based on observations?OA. A scientist analyzes the feeding patterns of honeybees anddetermines that honeybees prefer nectar over pollen.OB. A scientist publishes an article encouraging local farmers to plantwildflowers to benefit wild bee populations.OC. A scientist talks to various organizations about the importance ofpreserving habitats vital to the survival of bees.OD. A scientist collects honeybee specimens from each part of the lifecycle and creates a display.SUBMIT
Introduction to Biology: Scientific method
The scientific method is a way to obtain knowledge in a systematic way and use it to understand natural phenomena.
The first step of the scientific method is observation, where the characteristics of the phenomena are considered and noted.
Then, a question is formulated from the observations and a hypothesis or inference of what the answer would be is made.
An example of this is the observation of feeding patterns of honeybees, and then the inference of what the honeybees prefer.
This means the right answer is A. A scientist analyzes the feeding patterns of honeybees and determines that honeybees prefer nectar over pollen.
A scientist is designing an investigation to study the impact of fungal disease on the population of mountain yellow-legged frog in a recreational nature park. What is most likely the outcome variable (dependent variable) for the study?
Frog population
Fish population
Disease-controlled habitat
Native habitat in natural setting
Dependent variable for the study will be Frog population .
A dependent variable is the variable that changes as a result of the independent variable manipulation. Dependent variables are also called as response variables.
A dependent variable is what you measure in the experiment and what is affected during the experiment. The dependent variable responds to the independent variable. It is called dependent because it "depends" on the independent variable. The independent variable in a research study or experiment is what the researcher is changing in the study or experiment. It is the variable that is being manipulated.
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If there was a fourth-level consumer in the energy pyramid above, how many kcal of energy would be
transferred to that level?
A.10 kcal
B.0.1 kcal
C.0.0001 kcal
D.100 kcal
In the fourth level of the pyramid, the energy transferred will be:
0.001 kcal
Since, A food chain's subsequent level can access 10% of any level's energy, therefore at the fourth trophic level, 0.001 kcal will be transferred from the lower levels.
What is an Energy Pyramid?A graphical representation of the flow of energy through each trophic level in an ecosystem is called an energy pyramid (sometimes referred to as a trophic pyramid or an ecological pyramid). Each bar's width, while always the same in height, symbolizes the energy units that are accessible at each trophic level. As energy is consumed by the creatures at each level, the flow of energy gradually decreases as it progresses through the layers of the energy pyramid. The primary producers themselves are represented by the energy at the bottom of the pyramid. Biological entities known as primary producers use energy from non-living sources to make their own food.Though there are some outliers, including deep-sea animals that use chemical energy from hydrothermal vents, most of these are photosynthesizing plants that use energy from the sun to make their own sustenance in the form of simple sugars.To learn more about Energy pyramids, refer to:
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If a piece of paper is cut in half, it will become two pieces of paper that are each half the size of the original piece. If one of the half-pieces is cut in half again, it will become two pieces of paper that are each one quarter the size of the original piece
If the piece of paper is cut in half over and over again, will there ever be a point at which it is no longer paper? Explain your answer.
Answer:
According to science you'll keep going until you hit an adom
Explanation:
What occurs when pollen for a plant fertilizes its own ovule on the same plant?A) Out-crossingB) Self fertilizationC) Other fertilizationD) In-crossing
When the pollen of a plant fertilizes an ovule of the same plant it's called self-fertilization.
It can even occur before the flower blooms. However, it doesn't happen in all plants, some have mechanisms to prevent this.
