Answer:
D) built-in obsolescence
Explanation:
I don't even know what that is.
Answer:
D
Explanation:
Key points:
- Cells have a variety of mechanisms to prevent mutations, or permanent changes in DNA sequence.
- During DNA synthesis, most DNA polymerases "check their work," fixing the majority of mispaired bases in a process called proofreading.
- Immediately after DNA synthesis, any remaining mispaired bases can be detected and replaced in a process called mismatch repair.
- If DNA gets damaged, it can be repaired by various mechanisms, including chemical reversal, excision repair, and double-stranded break repair.
that's from khan academy^
Life needs energy, water, heat and nutrients. Reduce the availability of one or more of those things and biodiversity generally decreases.
Tropical forests tend to be more diverse than polar ice caps. However, arctic seas tend to be more biologically interesting than the middle of the Sahara. I bet this is what your homework is looking for but it's important to remember there are counterexamples.
Answer:
It wouldn't be able to pump oxygen to your body
Explanation:
One side goes to the lungs to collect oxygen and the other side pumps the oxygen to your body. If there was no chamber the blood would not be able to flow to its proper area and you would die
Answer:
Explanation:
The answer is A. Chromosome
