3. Mitochondria isolated from liver cells can be used to study the rate of electron transport in response to a variety of chemicals. The rate of electron transport is measured as the rate of disappearance of O2 from the solution using an oxygen-sensitive electrode. How can we justify using the disappearance of oxygen from the solution as a measure of electron transport?
Answers
We can justify using the disappearance of oxygen from the solution as a measure of electron transport due to the fact that oxygen is consumed during the process and is essential.
The electron transport chain is a complicated series of processes that take place within the mitochondria of a cell. This chain assists in the production of ATP which drives most of the functions of cells. The electron transport chain consists of various redox reactions between electron donors and receivers.
The role of oxygen in the electron transport chain is to act as the final receiver of electrons. Therefore, not only is oxygen consumed during this process, but it is also among the last steps, which allows us not only to measure that the electron transport chain had commenced, but also that it has proceeded correctly. We can do this based on the rate of disappearance of oxygen.
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Related Questions
helppppppppp!!!!!!!plssss
Answers
Answer:
Elements which possess characters of both metals and non-metals are called metalloids a and b for 11 and 12
Explanation:
You are used by a plant in photosynthesis
Answers
这到底是什么意思。
本题已由中国数学会官方解答（现有会员：3人）
Answer:
Yes?
Explanation:
I don't exactly understand the question but yes the carbon dioxide (co2) you breathe out is used by plants where they break it into carbon and oxygen, release the oxygen for us to breathe, and us the carbon to create glucose and ATP.
What type of tissue comprises wood in woody stems?
Answers
Answer: Woody plants have an extra layer of protection on top of the epidermis made of cork cells known as bark. The vascular tissue of the stem consists of the complex tissues xylem and phloem which carry water and nutrients up and down the length of the stem and are arranged in distinct strands called vascular bundles.
Explanation:
Bark protects woody plants' epidermis with cork cells. Xylem makes up most of a stem's wood, while phloem is in the bark.
What makes up most of a woody stem?Many shrubs and plants have woody stems. The most notable distinction between the two kinds of stems is that woody stems are mostly made of firm cork rather than soft epidermis. As the cork ages, it develops bark and hard woods.
The inner and outer derivative products of the vascular cambium are secondary xylem (wood) and phloem. The primary constituents of xylem are dead cells with thicker cell walls rich in cellulose, hemicelluloses, and lignin. Xylem serves as the plant's mechanical support system and conductor of water and minerals.
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What is needed for a hormone to perform its function?
- a receptor molecule only
- a target cell only
- a target cell with the right receptor
- the nucleus of the target cell only
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Oxygen is essential in cellular respiration. What is the role of oxygen in the electron transport chain?
Answers
An object with a mass of 20 kg and potential energy of 584 J is what distance above the ground
Answers
Answer:
29.2 m
Explanation:
P=mh. Plug in the values.
584 J = 20 kg x h
h = 29.2 m
If it's gravitational potential energy multiply is by gravity which I think is 10 m/s.
Is anyone good at biology ? Urgent help needed, thanks !!!!
Answers
Answer:
sir
Explanation:
i cant see th picture sir
Do animals have the right to a certain quality of life?
Answers
Explanation:
All Animals have EVERY right to a good quality of life! It is humans with a typical human arrogance that decide who lives, who dies, who is food and who is not and how they will live and be killed. We even have Animal Protection laws for dogs, cats and “pets” and farm animals are treated like dirt, having very few protections! If you did to your dog what you do to pigs you would go to jail! Discrimination and arrogance taken to the nth degree! Since humans subject Animals to the existence humans choose and nobody ever asked a cow, a pig, a hen or any other animal how they want to live their life I think it can qualify as “Slavery”.
Antibiotics are a type of medicine that kills bacteria. Antibiotics can be used to fight bacterial infections. Which of the following diseases could antibiotics be used to treat?
common cold
strep throat
AIDS
rabies
Answers
Answer: I think there is medicine can treat common cold, strep throat, rabies you got to get a shot and aids you can get a shot for too!
I think. Um please tell me if I am wrong. If I am right plz give me brainlyest
Explanation:
Which biome is predominant throughout South America, Africa,
and South and Southeast Asia?
Answers
Answer:
I think the answer is tropical rainforests
Explanation:
Answer:
Tropical rainforests are mainly located between the latitudes of 23.5°N (the Tropic of Cancer) and 23.5°S (the Tropic of Capricorn)—the tropics. Tropical rainforests are found in Central and South America, western and central Africa, western India, Southeast Asia, the island of New Guinea, and Australia.
have some points part 5
the ocean is a soup. discuss.
Answers
Answer:
Wow thanks, r u trying 2 get rid of ur points or something?
Explanation:
All producers and autotrophs go through photosynthesis?
False ?
True ?
Answers
Because autotrophs produce their own food, they are sometimes called producers. ... Most autotrophs use a process called photosynthesis to make their food. In photosynthesis, autotrophs use energy from the sun to convert water from the soil and carbon dioxide from the air into a nutrient called glucose.
PLEASE HELP GIVING BRAINLIEST
Answers
2. In which part of the cell does respiration happen?
Answers
Answer:
The respiration would happen in the mitochondria.
Hope I helped! ☺
For a species with a haploid number of 23 chromosomes, how many different combinations of maternal and paternal chromosomes are possible for the gametes based on the independent assortment of chromosomes during meiosis? 46 about 1,000 about 8 million 23
Answers
Answer:
about 8 million
Explanation:
to maintain homeostasis, freshwater fish must ________.
Answers
Answer:
Excrete large quantities of water
true or false? most of the cells in a mushroom contain haploid nuclei.
Answers
Answer:
True
Explanation:
Most of the cells in a mushroom contain haploid nuclei. a mushroom consists mainly of hyphae that are heterokaryotic, which means they have two distinct haploid nuclei per cell; these nuclei may fuse in specialized cells called basidia and become diploid in preparation for meiosis and spore production.
blood flow through the kidney includes a feature seen in only a few organs. what is it?
Answers
Answer:
portal system is the answer
Venus, the moon, Mars, and the Sun are all visible in our sky. All but one of these reflect light from another source. Which of the following produces its own light?
Answers
Answer:
The sun
Explanation:
The sun is a star and a star produces its own source of light
the process by which external dna is transferred to a different bacterial cell is referred to as __.
Answers
Answer:
Transduction
Explanation:
Transduction is the transfer of DNA from one bacterium to another by means of a bacteria-infecting virus called a bacteriophage.
Once connected, the two cells are brought into direct contact, and a conjugal bridge forms through which the DNA is transferred from the donor to the recipient.
Transduction is the process of transfer of genetic material (DNA) between bacterial cells mediated by bacteriophage viruses.
What is transduction?It is the process of genetic transfer from a donor cell to a recipient cell.
It is the introduction of an exogenous nucleic acid into a cell by means of a virus, originally designated the transfer of genetic material between bacteria by means of a phage.
Therefore, we can conclude that transduction is the process of transfer of genetic material (DNA) between bacterial cells mediated by bacteriophage viruses.
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How many cubic centimeters are in 55 milliliters
Answers
Triploblastic animals have three germ layers. The outer layer is called the , the inner layer is called the , and the intermediate layer is called .
Answers
Answer:
The outer layer, called the crust.
The inner layer is called The subcutis.
The intermediate layer is called mantle layer.
Explanation:
I hope it helps
Triploblastic animals have three germ layers. They are the following:
The outer layer is called the Ectoderm.The inner layer is called the Endoderm.The middle layer is called the Mesoderm.What do you mean by germ layers?The germ layers may be defined as a group of cells that develops in an embryo. These germ layers are responsible for the generation of organs and tissues as the embryo develops.
The ectoderm forms the brain, spinal cord, eye, skin, and hair. The mesoderm is responsible for the formation of the notochord, bone, circulatory system, muscles, and connective tissues. The endoderm leads to the formation of the stomach, liver, pancreas, lungs, and urinary bladder.
Therefore, Triploblastic animals have three germ layers. They are ectoderm, mesoderm, and endoderm.
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Microorganisms commonly associated with the human body are traditionally referred to as the ________.
Answers
Answer:
they are traditional called disease
The process by which a less specialized cell matures into a more specialized cell is called ________.
Answers
(Cell) differentiation
Which of the following is not a future impact of global warming?
Less land
Less methane
More drought
Human migration
Answers
Answer: Less methane
Explanation:
The following is not a future impact of global warming: less methane, which is present in option B, as methane is a potent greenhouse gas that contributes to global warming when released into the atmosphere.
Global warming can contribute to sea-level rise, which may lead to the loss of coastal areas and low-lying land due to increased flooding and erosion. Rising temperatures can alter precipitation patterns and lead to increased evaporation, which can result in more frequent and severe droughts in certain regions. Global warming can disrupt ecosystems, affect agriculture, and alter living conditions in vulnerable areas, potentially leading to increased human migration as people seek more habitable and stable environments.
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A biology teacher placed a chicken egg in vinegar to dissolve the shell, exposing the cell membrane. The teacher then placed the egg in a solution of sodium chloride (salt) in water in order to demonstrate cellular transport. The teacher recorded the mass of the egg before and after placing it in salt water.
What is the change in mass demonstrating?
A)facilitated diffusion
B)active transport
C)filtration
D)osmosis
Answers
Answer:
D
Explanation:
This was my science project in like 5th grade (it's really cool!!!)
What is most likely to result when a mutation affects a DNA sequence?
A. The protein sequence will be changed and a different set of nucleic acids will be formed.
B. The codons will be unable to create bonds with the enzymes.
C. The amino acid sequence will be changed and a different protein will be formed.
D. The nucleic acids will be unable to create bonds with the ribosomes.
Answers
Answer:
A
Explanation:
If Im wrong pls correct me, I hope it will help
Which organelle ensures that after cell division each daughter cell has the correct number of chro-
mosomes?
(a) the nucleus
(b) the endoplasmic reticulum
(c) the centriole
(d) the cytoskeleton
Answers
Answer:
(c) the centriole
Explanation:
(c) the centriole
What can be used to diagnose bacterial diseases
Answers
A bacteria culture test can help find harmful bacteria in your body. During a bacteria culture test, a sample will be taken from your blood, urine, skin, or other part of your body. The type of sample depends on the location of the suspected infection.
How are carbs,Lipids and proteins similar to one another
Answers
Answer:
All are macromolecules/polymers, have monomers (though different kinds), and help perform bodily functions.
Advanced Biology answer: All are macromolecules with functional groups that make them function uniquely from each other. Their monomers all have a complex of bonds and atoms that give them shape, helping function.
