If a cell begins to divide rapidly (as often seen in wound repair), what would you expect to happen to the G1 phase?
What will be an ideal response?
It would shorten.
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Plants rely on pollinators to reproduce, while pollinators rely on plants to provide nutrients. This is an example of ________.
A. commensalism B. mutualism C. parasitism D. predator-prey
Vernalization can result in the remodeling of chromatin in some species, which means:
A. plants are able to "know" if they have experienced winter. B. plants can pass on acquired changes to their offspring. C. plants may grow new cells, and those cells will not "know" they have experienced winter. D. products of mitosis will not "remember" winter. E. products of meiosis will "remember" winter.
Answer the following statements true (T) or false (F)
1. When a molecule of NAD+ gains a hydrogen atom, the molecule becomes reduced. 2. Proteins and fats may be used as energy sources to drive aerobic respiration. 3. During the energy investment phase of glycolysis, glucose has a decrease in free energy. 4. The rate of photosynthesis is much greater in green light than red light.
The nectar that bumblebees feed on is an example of a(n) __________
a. carbohydrate b. protein c. amino acid d. peptide