Answer:
Two groups of proteins, called cyclins and cyclin-dependent kinases (Cdks), are responsible for the progress of the cell through the various checkpoints. Cyclins regulate the cell cycle only when they are tightly bound to Cdks.
Explanation:
I am not sure but I think it's atp
Answer:
d. None of the above
Explanation:
Fitness -
Fitness is to carry out day to day tasks with alertness and vigor , without any of fatigue , along with the energy , to respond to emergencies and to enjoy leisure-time pursuits.
Advantages of Fitness -
- avoid diseases by fitness .
- muscle strength increases .
- stabilizes the balance of the life .
- increases the body alertness and speed .
<span>The correct answer is B. crepuscular activity. Crepuscular refers to animals and birds that are active at night, during twilight. So, these little birds don't usually travel large distances during the day, first of all, because they can't due to their small wings and plump bodies, and second of all, in order to avoid getting eating by a larger bird or animal. So they are usually nocturnal birds that live during the night.</span>
Out of the following given choices;
<span>A)
</span>They are all of the same species.<span>
B) They all require the same type of food.
C) They are part of a community.
D) They are abiotic factors in a forest.</span>
The answer is C. A community is
the summation of all the species population interacting in a habitat/ecosystem.
These interaction between the population could include commensalism, predation,
symbiosis, parasitism, and etcetera.