Answer:
I can help but where is the choices lol?
Endocrine signaling is hormone based signaling that travels through the blood stream. Many of the sensors and integrating sensors of the endocrine system are located in the brain. The brain barrier contributes to endocrine signalling, such that the brain barrier does not factor in with endocrine signalling. The answer is A
We all have a common ancestor hence we have some form of a universal genetic code
<span>What did Jean-Baptiste Lamarck believe about traits such as large muscles that are acquired during one's lifetime?
</span><span>They can be passed on to offspring.
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<span>Jean-Baptiste Lamarck proposed that organisms have an innate tendency toward complexity and perfection.</span>
Because electrons are “pulled” towards the oxygen.