Answer:
I feel it's to easily differentiate the positive from the negative...... like in gram staining of bacteria, the colour tell us which bacteria is gram positive or gram negative...... I just feel that this is science and it is advisable to know what the opposite result of an experiment should look like.
The primary role of enzymes in living cells is to
The primary role of enzymes in living cells is for respiration, digesting food, muscle and nerve function, and a lot more but those are the 'important ones'.
HELP HELP
The part of the enzyme where the substrate binds is called the:
a. substrate
b. inhibitor
c. active
d. product
C. active is your answer
Which of the following would be considered a specific defense?
A) Antibiotics
B) Fever
C) Inflammation
D) Skin
Can a hypothesis be proven true? Why or why not?
Answer: Hello! xoxo
Upon analysis of the results, a hypothesis can be rejected or modified, but it can never be proven to be correct 100 percent of the time. For example, relativity has been tested many times, so it is generally accepted as true, but there could be an instance, which has not been encountered, where it is not true.
Answer:
Upon analysis of the results, a hypothesis can be rejected or modified, but it can never be proven to be correct 100 percent of the time. For example, relativity has been tested many times, so it is generally accepted as true, but there could be an instance, which has not been encountered, where it is not true
Explanation:
Water is considered a polar molecule. What does this mean?
Answer:
It means that there is an uneven distribution of electron density.
Explanation:
The human GM-CSF gene and the mouse GM-CSF gene vary by more than 60% in their DNA sequence. However, when scientists place the human gene into mice, it functions properly. What best explains why this happens?
A. The difference between gene sequences does not change the structure of the proteins.
B. The resulting proteins made by the human gene are similar to the proteins made by the mouse gene.
C. The mouse DNA is a mutated form of the human GM-CSF gene.
D. Mice can make human protein without the use of the human GM-CSF gene.
Answer:
hello i think it's The resulting proteins made by the human gene are similar to the proteins made by the mouse gene.
Explanation:
I hope this helps
The human gene when placed into the mice functions properly because the resulting proteins made by the human gene are similar to the proteins made by the mouse gene.
What is the GM-CSF gene?The Granulocyte-macrophage stimulating factor or GM-CSF are glycoproteins secreted by immune cells. These are secreted by the GM-CSF gene. These factors function as cytokines in the body
This factor causes the activation of macrophages in small numbers and produces a rapid immune response against a pathogen. GM-CSF also influence mature cells like neutrophils to enhance their migration. Therefore GM-CSF plays a great role in the activation of the immune system against a pathogen and promotes its defence mechanisms.
Thus, even if the human GM-CSF and mouse GM-CSF vary by up to 60 per cent in their DNA sequence, human GM-CSF functions properly in nice because their resulting proteins are similar to each other.
Therefore correct option is B.
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What do you think is the most important reason for learning about environmental systems?
Please help this is 15% of my lesson grade
Answer:
The most important reason for learning about environmental systems is due to the fact that we should know what's going on in the world around us. If we were to travel to Asia, we should know the forests that lie there to pack appropriately. It's also important to just be aware of how the world works. It's also good to know what rock type you'll be walking on, so you can pack shoes accordingly. Overall, it's better to know the world around you than to live in ignorance.
How would cellular respiration be impacted in the absence of photosynthesis?
Only aerobic respiration would take place.
Only anaerobic respiration would take place.
Fewer ATP would be produced during cellular respiration.
Both reactants of cellular respiration would not be available.
Answer:
I believe it is D. Both reactants of cellular respiration would not be available
Explanation:
I do FLVS too im on the test rn :D
it was correct.
photosynthesis and cellular respiration work together to create the life cycle. without Cellular respiration we would die and without photosynthesis we would die. They are equally important without one the other could not function
have a great day
:)
Only anaerobic respiration would take place in the absence of photosynthesis, hence option B is correct.
What is the relation between cellular respiration and photosynthesis?Oxygen and glucose are used in cellular respiration to create carbon dioxide and water. The equation for photosynthesis is the inverse of the equation for cellular respiration, further emphasizing this concept.
The cycle of cellular respiration and photosynthesis is essential for the survival of humans, animals, and plants. The term "cellular respiration" describes a chain of metabolic processes that convert glucose into water and carbon dioxide and ATP.
Therefore, in the absence of photosynthesis, there would be no glucose or oxygen for respiration, and since photosynthesis requires carbon dioxide, only anaerobic respiration would be possible.
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PLEASE HELP Describe how proteins facilitate the movement of things through the cell membrane.
tại sao bố mẹ thuần chủng khi sinh con sẽ đồng tính
b. What is the dependent variable?
50
# of deer
38
32
lo
Month
Sept
Oct
Nov
Dec
Jan
Feb
26
20
15
12
Answer: number of deer
Explanation:
dependent variable is the responding variable. Good ways to remember is DRY MIX
DRY means dependent REASPONDING variable
MIX means Manipulated independent variable
Type of physical change
Answer:
winds
Explanation:
Answer:
the answer is b hhshsbshushshs
about paramosium? explain it
Answer:
Paramecium is a genus of eukaryotic, unicellular ciliates, commonly studied as a representative of the ciliate group. Paramecia are widespread in freshwater, brackish, and marine environments and are often very abundant in stagnant basins and ponds
Paramecium is a unicellular organism with a shape resembling the sole of a shoe. It ranges from 50 to 300um in size which varies from species to species. It is mostly found in a freshwater environment.
It is a single-celled eukaryote belonging to kingdom Protista and is a well-known genus of ciliate protozoa.
As well, it belongs to the phylum Ciliophora. Its whole body is covered with small hair-like filaments called the cilia which helps in locomotion. There is also a deep oral groove containing not so clear oral cilia. The main function of this cilia is to help both in locomotion as well as dragging the food to its oral cavity.
In which case is potential energy increasing?
A.
a 20 kilogram boulder rolls down a hill that is 430 meters high
B.
a weightlifter lifts a 20 kilogram barbell above his head
C.
a skydiver jumps from an airplane that is 4 kilometers above the Earth
D.
a spring of a dart gun launches a dart in a straight line from rest position
Answer:
a weightlifter lifts a 20 kilogram barbell above his head
Answer:
I think it's B " Weightlifter lifts a 20 Kg barbell above his head"
Explain how all the properties of water are related. Provide an example to describe the interconnectivity of each property. Be sure to include hydrogen bonding, polarity, surface tension, capillary action, cohesion, adhesion, high specific heat, and expansion upon freezing.
Answer:
The main properties of water are its polarity, cohesion, adhesion, surface tension, high specific heat, and evaporative cooling. A water molecule is slightly charged on both ends. This is because oxygen is more electronegative than hydrogen. The stream of water bends due to the polarity of water molecules.
All the properties of water are related to one another by the polar nature that is caused by the partial electronegativity difference of the hydrogen and oxygen molecules of water molecules.
A water molecule has uneven distribution of charges between different atoms of the different molecules. All types of properties of water due to attractions between these polar molecules.
in water molecules slightly negative atoms of one molecule are attracted to the slightly positive atoms of other moleculesthe attraction forms hydrogen bonding, weak bonds between a hydrogen atom and another atomProperties of water due to polarity and hydrogen bonds:
surface tension - a measure of the force necessary to stretch or break the surface of a liquidcapillary action - the tendency of water to rise in a thin tubecohesion - water attracted to other water moleculesadhesion - Water attracted to other materialshigh specific heat - the amount of the heat that must be absorbed or lost for one gram of the substance to change its temperature by 1°Cexpansion upon freezing - ice is less dense than and on freezing it expands its structure and forms a cage-like structure.Learn more about the properties of water:
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In an Experiment, the group that is exposed to the variable to be tested is called the_____
Answer:
Experimental group
Explanation:
An experimental group is a test sample or the group that receives an experimental procedure. This group is exposed to changes in the independent variable being tested.
Source: thoughtco.com
Jason wants to explain how the elevation of a nearby mountain is affecting the weather in his town..
Answer:
diagram and 3-D model.....
please help me. this is due tomorrow. btw it’s ib biology ♀️
Answer: 1. Figwort, Plantain, and Speedwell
2.It makes it much less likely that the petal shapes are inherited from a common ancestor
(unless that ancestor existed a very long time ago).
3.The use of DNA sequences to compare species is providing a lot of new evidence which wasn't available before. Often this is showing that previous evolutionary patterns are not quite correct. Using this evidence will make classification more precise, and will correct errors in classification from the past
Explanation:
happy to help
(H) Hydrogen, (O) Oxygen
That’s the common compound that’s makes up most of the human body.
Why most everything but the independent variable stay constant
Answer:
Why must everything but the independent variable stay constant?
Constant variables are important because they ensure that the dependent variable is changing because, and only because, of the independent variable so you can accurately measure the relationship between the dependent and independent variables.Jan 26, 2020
Explanation:
A potential answer to a research question is a(n)
A. theory
B. observation
C. question or problem statement
D. hypothesis
A research question is the basis of the experimental analysis of the subject matter. A hypothesis is said to be the potential solution to a research question. Thus, option D is correct.
What is a hypothesis?The hypothesis has been defined as the supposition that acts as the basis of the research and experiment and has been constituted of some evidence and facts to formulate the research question.
It acts as a starting point for any investigation and research and must be falsifiable. They should be testable in order to determine the verifiability of the research topic. If the tested hypothesis is correct then further research is conducted.
It can also be defined as an educated guess that is based on some prior knowledge and facts that are deduced through experiments.
Therefore, the hypothesis is a potential solution.
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List the abiotic and the biotic factors in the following image.
The factors considered as living are biotic factors and includes trees, scorpion, bug, and plants, whereas non-living things like snow, cloud, ice, wind, ice flakes, etc., are abiotic factors.
What are abiotic and biotic factors?Organic and living things have various characteristics that include organic matter, plants, microorganisms, and animals. The scorpion, bug, trees, cactus, etc., are biotic factors that show the properties of living things.
The abiotic factor is said to be non-living things that do not show any property of the living beings and includes climate, sun, soil, and temperature. Clouds, snow, flakes, ice cubes, etc. are examples of abiotic factors.
Therefore, biotic and abiotic factors together make the ecosystem.
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Enzymes are important for what reactions in a living system?
Enzymes are helpful but not needed for any reactions in a living system
Only the most critical reactions
Nearly all
Only a few reactions
Answer:
Nearly all
Explanation:
We need the for helping with mechanical digestion and keep our mouth moist.
Answer:
nearly all
Explanation:
because it is very helpful for us to breathe and it make our nose moist.
ووBiology is a collection of "facts”
and "laws." True or False? Explain
Answer:
true
Explanation:
What two main types of interactions that environmental scientists study and give an example of each.
Answer:
environmental science include geography, zoology, physics, ecology, oceanology, and geology. Environmental science also branches out into environmental studies and environmental engineering. It provides an integrated and interdisciplinary approach to the study of environmental problems.Explanation:Environmental science is academically rigorous and involves developing a wide range of transferable skills that are very useful in the job market. It also offers the opportunity to study multiple branches of science and take part in lab and fieldwork as well as more traditional study.Apr 17, 2018One of the major goals of environmental science is to understand and to solve environmental problems. In order to accomplish this goal, scientists study two main types of interactions between humans and their environment. One area of focus is on how we use natural resources, such as water and plants.
MAKE ME BRAINLISL PLEASE
Answer :
ANSWER :
1. Understanding environmental objects.For example: doing research on a plant
2. Understand the tools used in researchFor example: a researcher must know the usefulness of a research tool, if he wants to research something
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By : HAFIKAL KHALIQ
FROM INDONESIAN (✯ᴗ✯)
When are temperature differences between urban and rural land greatest? Why?
Answer:
The temperature contrast from rural to urban areas is typically greatest during clear evenings with light winds. Rural areas cool off much faster at night than cities, as urban areas retain a lot of the heat stored in roads, buildings and other structures.
Explanation:
Is a chickens egg multi or unicellular?
Which section of the marine biome would you find the largest concentration of sea mammals and fish?
-neritic zone
-oceanic zone
-deep sea
-intertidal zone
what are enantiomers?
Answer:
Enantiomers or optical isomers are chiral molecules which are non-superimposable mirror images of each other. ... Different enantiomers fit differently into the various enzymes that drive biochemistry. This explains why they often taste and smell differently and have different effects as drugs.
A common example of a pair of enantiomers is dextro lactic acid and laevo lactic acid
2. Place the five examples below in order from largest to smallest:
You, Stomach, Epithelial Tissue, Digestive System, Parietal cells
Answer: You, Digestive system, Stomach, Epithelial Tissue, Parietal cells.
Explanation:
From largest to smallest: 1. You, 2. Digestive System, 3. Stomach, 4. Epithelial Tissue, 5. Parietal cells.
The human body encompasses all organs and systems, making it the largest in this sequence.
The digestive system, a major anatomical system, follows, responsible for processing food. Within the digestive system, the stomach is an organ that plays a vital role in digestion.
Epithelial tissue lines the stomach and other organs, representing a smaller organizational level. Lastly, parietal cells are specific cells found in the stomach lining, making them the smallest entity in this context.
This ordering reflects the hierarchical organization from the whole human body to its organs, tissues, and cellular components, illustrating the structural complexity of the human organism.
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