That would be the nervous system.
1. natural selection acts on existing traits because you can not evolve into something you didn't have
2. original structures evolve to accomplish new function in order to survive
Answer:
flexion
Raising your hand and placing it on the shoulder of a person standing in front of you, requires flexion of the shoulder.
Explanation:
During flexion, also known as bending, the angle between the two moving parts is reduced (bones or body parts), again this is just bending in simple terms, which is the case for this question.
Answer: D: Thylakoids
Explanation:
Thylakoids - A flattened, membranous sac inside a chloroplast. They often exist in stacks called grana that are interconnected; their membranes contain molecular "machinery" used to convert light energy to chemical energy.
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The answer is 100%
<span>There are only heterozygous in roses red flowers there offsprings have long stems and the are very dominent </span><span> all of the offspring will have red long stemmed flowers.
</span>this one is the right answer
hope it helps