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Yuliya22 [10]
3 years ago
7

Four substances are important for both

Biology
2 answers:
Nitella [24]3 years ago
7 0

Answer:D

Explanation:

Kaylis [27]3 years ago
5 0

Answer: D

Explanation:

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Need help asap please and thank you
yanalaym [24]
B goes to the second one A goes to the first one D goes to the third one and C goes to the fourth one I believe. I hope that helps
7 0
4 years ago
How do squirrels acclimate to less food in the winter?
Snezhnost [94]
They spend more time in their den, and they also put on "layers of fat" to have fat reserves to fall back on since they'll be less food in the winter :)
5 0
4 years ago
Which of the following statements is the most likely explanation for plant withering due to leaky membranes in cold temperatures
podryga [215]

Answer:

C. H+ ions do not accumulate inside the thylakoid, so ATP synthase makes too little ATP.

Explanation:

Plant withering refers to the virtual death of plant cells due to lack of food. During the light-dependent reactions of photosynthesis, ATP needed for the synthesis of sugar (food) is created in the thylakoid membrane of the CHLOROPLAST of plant cells.

In the light-dependent reaction, hydrogen ions (H+) builds up/accumulate in the thylakoid lumen to create an electrochemical or proton gradient i.e. a difference in the concentration of H+ ions across the membrane. The hydrogen ions passes through a protein complex called ATP synthase, which forms ATP from ADP (by adding phosphate group), from the energy generated by the electrochemical gradient formed as a result of hydrogen in (H+) build up.

Hence, a plant that possess leaky membrane due to the cold temperature will likely wither because H+ ions are not able to accumulate inside the thylakoid causing a proton gradient, so ATP synthase makes too little ATP.

4 0
3 years ago
What might a developmental anatomist study?
NISA [10]
2. Since it’s developmental anatomy
6 0
3 years ago
Which of the following statements is true? Viruses are much bigger than bacteria. Viruses are cells with either RNA or DNA. Viru
nikdorinn [45]
<span>The correct answer is Viruses are bundles with genetic material enclosed in a capsid. They are much smaller than bacteria and aren't technically dead nor are they alive. They infiltrate your body and get into your cell and change its genetic consistency, so when the cell reproduces, the new cell includes the viral changes and this is how they work and spread.</span>
6 0
4 years ago
Read 2 more answers
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