Answer:
Assimilation is the movement of digested food molecules into the cells of the body where they are used. For example: glucose is used in respiration to provide energy. amino acids are used to build new proteins.
Explanation:
Which of the following best describes atoms?
O A) Atoms are hard, solid balls of matter that are the smallest known particles.
O B) Atoms are made of three particles called electrons, neutrons, and protons.
O C) Atoms are made of uniform sphere called a nucleus surrounded by electrons.
OD) Atoms are composed of electrical charges that are made only of energy.
Answer:
A) Atoms are hard, solid balls of matter that are the smallest known particles.
which method is ineffective in the denaturation of proteins? question 5 options: salt heat acids freezing
Denaturation of proteins is the process in which proteins lose their tertiary or secondary structure, and thus their function due to external factors such as heat, pH, salt, or enzymes. In this regard, the denaturation of proteins can be achieved through different ways, including heat, acids, and salt. However, freezing is not an effective method of denaturing proteins because it does not alter the protein structure. Let us look at the other denaturing methods in detail:
Heat: Applying heat is one of the most common ways to denature proteins. Heat disrupts the secondary and tertiary structure of proteins, causing the protein to lose its function. Denaturation is due to the disruption of non-covalent bonds such as hydrogen bonds, van der Waals forces, and ionic bonds that hold the protein structure together. Acids:
Proteins are highly sensitive to pH changes, and the pH at which a protein becomes denatured depends on the amino acid composition. The acidic environment can change the structure of a protein, making it lose its function. Salt: When exposed to high salt concentration, the ionic strength of a solution increases, which interferes with the electrostatic interactions between charged amino acid residues.
This weakens the protein structure, causing it to denature. Freezing: Freezing is not an effective method of denaturing proteins because it does not alter the protein structure. The freezing process only temporarily stops the protein's biological function by slowing down its chemical reactions. The protein retains its structure and function once it's thawed out.Thus, the correct answer to the question is freezing.
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If a ball is kicked with a speed of 2.5 m/s, how long does it take the ball to move 40 meters? (no units required for your answer
Answer:
16s
Explanation:
Science is the study of blank
events and processes.
Answer:I think its natural but there are many possibilities
Explanation:
Answer: Science is the study of noticing and describing events and processes
Explanation: It's to help understand the world and universe
why you think some penguin species are geographically isolated from other penguin species?
Answer:
Explanation:
Penguins usually live on islands and remote continental areas free of terrestrial predators, where their inability to fly does not endanger their survival. Penguins are usually found near nutrient-rich cold water streams that provide plenty of food.
What happens in the mitochondrion?
Answer:
Explanation:
the mitochondrion uses oxygen to convert chemical energy from food in the cell to energize the cell itself.. ATP is also stored here
Iron reacts with atmospheric oxygen to form iron oxide or ferric oxide. Look at the chemical equation for this reaction:
Fe + O2 → Fe2O3
This equation is unbalanced. Which of the following is the correct balanced equation for this reaction?
Answer:
4 Fe + 3 O₂ → 2 Fe₂O₃
Explanation:
Let's start with the oxygen.
Reactants - 2
Products - 3
What number do 2 and 3 have in common? 6.
Put a 3 in the reactants and a 2 in the products to balance the oxygen.
Fe + 3 O₂ → 2 Fe₂O₃
Now let's look at the iron.
Reactants - 1
Products - 4
Put a 4 in the reactants to balance the iron.
4 Fe + 3 O₂ → 2 Fe₂O₃
The equation is balanced. Hope that helps.
Answer: its 4 3 2
Explanation:i did it and got it right
hope you have a good day
After fertilization, a zygote divides by .
Answer:
The zygote divides to form a blastocyst and.
Explanation: I do not want to say...
The biotic and abiotic factors of an area make up the ... *
O Ecosystem
O Population
O Range
O Species
Answer:
Ecosystem
Explanation:
:)
graduated cylinder
How much sugar was mixed with 1000ml water to make a 15% sugar
solution?
10 points
100 g
150 g
1000 g
O 159
What the answer
Explanation:
i think 100gram of sugar
ANSWER THIS QUESTION PROPERLY AND THOROUGHLY AND GET BRAINLIEST
Refer to Figure 1.17. Suppose that a lake is located beside an abandoned manufacturing plant. Someone discovers that the plant is leaking chemicals into the lake. The chemicals are absorbed by phytoplankton, which are consumed by zooplankton. Which size of fish would you expect to have higher levels of chemicals in their tissues: smaller fish that eat zooplankton or larger fish that eat the smaller fish? Explain your answer.
The larger fish that eat zooplankton would be expected to have higher levels of chemicals in their tissues. Bioaccumulation refers to the gradual accumulation of toxic substances in an organism's tissues at a greater rate than the excretion or metabolic transformation of the substance.
Bioaccumulation is more common in the bodies of larger animals because of their higher positions in the food chain. When smaller fish consume phytoplankton, which have consumed toxins, the concentration of toxins in the fish is lower than it is in the phytoplankton. Larger fish that consume smaller fish will accumulate all of the contaminants that the smaller fish accumulated over time. As a result, smaller fish have lower toxin concentrations than larger fish.
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Select the statements that accurately describe weather conditions that may be associated with tornadoes.
a.Cold fronts
b.Wind shear
c.Occluded front
d.Maritime tropical
e.Mesocyclones
CHOOSE ALL THAT ARE ASSOCIATED. AKA MORE THAN ONE PLS HELP
Answer:
everything but D. so A, B, C, E.
Explanation:
Antibiotics are effective on ________ cells.
If you can help, that would be great! :)
Answer:
Bacterial
Explanation:
Antibiotics work against bacteria.
When a pair of balanced forces acts on an object, what is the net force that results?
If the forces on the object are balanced, this means that the individual force cancel out each other resulting in a zero net force acting on the object.
Answer:
Equal to zero
Explanation:
If the forces on the object are balanced, this means that the individual force cancel out each other resulting in a zero net force acting on the object.
How do we complete the observation step of the scientific method.
Tutoring
help me please
Answer:
helpppppppppppppppppppppppppp
Explanation:
which of the following trophic levels would have the lowest amount of available energy
The trophic level that would have the lowest amount of available energy is d) Tertiary consumers (e.g., top predators).
The trophic level with the lowest amount of available energy is the tertiary consumers, as they receive the smallest portion of the original energy input into the ecosystem.
As energy flows through an ecosystem, it becomes increasingly limited and lost as heat at each trophic level. Primary producers, such as plants, capture the most energy from the sun through photosynthesis, making them the primary source of energy in an ecosystem. However, as energy is transferred to herbivores (primary consumers), only a fraction of the original energy is passed on. This trend continues as energy is transferred to secondary consumers (carnivores) and further to tertiary consumers (top predators), resulting in decreasing energy availability.
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Complete Question
Which of the following trophic levels would have the lowest amount of available energy?
a) Primary producers (e.g., plants)
b) Primary consumers (e.g., herbivores)
c) Secondary consumers (e.g., carnivores)
d) Tertiary consumers (e.g., top predators)
consider the following graph from data collected in the year 2011 for cone length in sugar pine (pinus lambertiana). does this population display phenotypic variation for cone length?
In the graph from data collected in the year 2011 for cone length in sugar pine ( pinus lambertiana ), there are several observations:
1. The cones vary in length from about 12 cm to around 32 cm.
2. The cones' lengths are widely spread out, suggesting that there is variation in their length. A population's phenotypic variation is the range of observable phenotypes generated by genetic variation and environmental factors acting on an organism. The distribution of cone length in the population is shown in the graph and ranges from approximately 12 cm to around 32 cm.The significant range of variation in cone length indicates that there are various genotypes and environmental conditions that influence cone development in sugar pines.
The variation might be a result of differences in the genes governing cone growth or environmental factors such as climate, soil type, or altitude. Nonetheless, the population does display phenotypic variation for cone length.
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In a closed ecosystem, monitoring the amount of carbon in the various spheres would show
which of the following changes as a result of continued photosynthesis?
help me w/ this pls .. will mark brainliest
Answer:
Explanation:
B. A copy of the chromosomes in the parent cell.
colorblindness can be due to a mutation in any of three different genes for opsin, the protein portion of a photopigment that detects specific wavelengths of light. which types of colorblindness are due to mutated genes on the x chromosome?
Color blindness is a common genetic disease caused by genetic mutations that prevent some individuals from perceiving certain colors. The disorder, which is more common in men than women, affects a person's perception of red, green, or blue light, or a combination of these colors.
There are different types of color blindness, some of which are caused by mutations on the X chromosome. Red-green color blindness is the most common form of color blindness. It affects males more than females. Because the genes for the opsin proteins are on the X chromosome, males are more likely to develop red-green color blindness if they inherit one mutated X chromosome from their mother.
In females, two copies of the mutated gene are required to develop color blindness. Therefore, it is more uncommon for females to be color blind. It is a less frequent type of color blindness, but it is not X-linked. The genes for the red-green photopigments are on the X chromosome.
As a result, when the mutation is present on the X chromosome, color blindness will occur more frequently in men than in women. A male with a mutation in one of his X chromosomes would have red-green color blindness because males only have one X chromosome and the mutation is on that chromosome.Therefore, red-green color blindness is the only type of color blindness that is caused by mutated genes on the X chromosome.
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1. Which ecosystem did you choose?
Canopies
2. What abiotic factors would you find in this ecosystem?
sunlight
3. What biotic factors would you find in this ecosystem?
Tall thin trees
4. How could humans impact the biotic and abiotic factors in this ecosystem? (5 examples)
Answer:
Besides wildfires, human settlements affect neighboring ecosystems through biotic processes, including exotic species introduction, wildlife subsidization, disease transfer, landcover conversion, fragmentation, and habitat loss.
This important factor of survival for the coral reef is
Answer:
sunlight, oxygen and shallow water.
Explanation:
Sunlight: Corals need to grow in shallow water where sunlight can reach them. Corals depend on the zooxanthellae (algae) that grow inside of them for oxygen and other things, and since these algae needs sunlight to survive.
This property of water buffers temperature near a lake. If you dip your toe in Lake
Michigan in September it will be warm, even if it's cold outside.
A.)Ice Floats
B.)High Specific Heat
C.)Universal Solvent
D.)Adhesion
Answer:
It would be D)Adhesion
Explanation:
Answer:
B.)High Specific Heat
Explanation:
I took the test
what is not a function of the nervous system? control effectors direct long-term functions such as growth integrate sensory information sense the internal and external environments question 2 2 / 2 pts which of the following are organs of the central nervous system? brain and spinal cord brain, cranial nerves, spinal cord, and spinal nerves brain and cranial nerves spinal cord and spinal nerves question 3 2 / 2 pts the two structural divisions of the nervous system are the: visceral motor division and somatic motor division. sensory division and motor division. somatic sensory division and visceral sensory system. central nervous system and peripheral nervous system.
The nervous system is responsible for performing a variety of tasks that are critical to the proper functioning of the human body. The system is composed of two main components: the central nervous system (CNS) and the peripheral nervous system (PNS). The PNS includes all nervous system components outside of the brain and spinal cord, while the CNS includes the brain and spinal cord.
In order to better understand the nervous system, it is important to understand what it is not responsible for. The nervous system does not have a direct role in controlling effectors or directing long-term functions such as growth. Instead, it plays an essential role in integrating sensory information and sensing the internal and external environments.
The organs of the central nervous system are the brain and spinal cord. These organs work together to help the body process information and respond to stimuli. Finally, the two structural divisions of the nervous system are the CNS and the PNS. The CNS consists of the brain and spinal cord, while the PNS includes all other nervous system components.
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um yeah please answer fast
Answer:
the answer is A
Explanation:
where are the external jugular lymph nodes located? anterior to the hyoid bone along the external jugular vein deep to the sternocleidomastoid muscle close to the symphysis of the mandible
The external jugular lymph nodes are located anterior to the hyoid bone along the external jugular vein. They are superficial to the sternocleidomastoid muscle. The external jugular lymph nodes can also be located close to the symphysis of the mandible, which is a bone that is part of the lower jaw of vertebrates.
External jugular lymph nodes are part of the lymphatic system, which is responsible for carrying fluids such as lymphocytes and other immune cells throughout the body. They play a vital role in protecting the body against infections and other diseases by filtering out harmful substances and pathogens from the lymph fluid. The external jugular lymph nodes are just one of many lymph nodes in the human body. Other types of lymph nodes include the submandibular, axillary, inguinal, and mesenteric lymph nodes.
The location and function of each lymph node can vary, but they all work together to help protect the body from harmful invaders.
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a species of goose nest high on a rocky cliff and their goslings have to jump hundreds of feet to the ground after hatching. these geese nest there to avoid fox predators. if the goslings are too light they are blown out to sea but if they are to heavy they die when they hit the ground. what type of selection would produce the perfect size chick to survive the fall? group of answer choices disruptive selection directional selection none its all chance stabilizing selection
The type of selection that would produce the perfect size chick to survive the fall is stabilizing selection. Stabilizing selection is a type of natural selection where an intermediate trait is selected over the extreme trait. In stabilizing selection, natural selection works to maintain the status quo and eliminate extreme phenotypes from the population.
It favors an average, intermediate phenotype and eliminates extreme, non-conforming phenotypes.Stabilizing selection tends to occur when environmental conditions are stable and resources are limited.
It is usually responsible for the maintenance of a certain phenotypic trait and the reduction of genetic variation in a population.Stabilizing selection would be responsible for producing the perfect size chick that can survive the fall.
If the goslings are too light, they are blown out to sea, and if they are too heavy, they die when they hit the ground. The goslings need to be of the perfect size to survive the fall, which is an intermediate trait.
Therefore, stabilizing selection would be the type of selection that produces the perfect size chick to survive the fall.
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what makes both red and white blood cells
Answer:
In the human adult, the bone marrow produces all of the red blood cells, 60–70 percent of the white cells (i.e., the granulocytes), and all of the platelets. The lymphatic tissues, particularly the thymus, the spleen, and the lymph nodes, produce the lymphocytes (comprising 20–30 percent of the white cells).
Heat is transferred up from Earth's surface and circulates to the top of the lowest level of the atmosphere by __________
(Will Give brainiest!)
a. convection,
b. conduction
c. demonstration
d. radiation
Answer:
Ratiation!
Explanation:
