Each of the term is identified whether they arise from the ectoderm, mesoderm or the endoderm.
The thyroid arises from the endoderm.
The thymus arises from the ectoderm.
The anterior pituitary arises from the ectoderm.
I think it’s this one(There is little rainfall, and frequent fires regularly cut the vegetation to the ground.)
<span> the error occurs at random during the formation of an egg or sperm.</span><span>Down syndrome is caused by a random error in cell division
</span>
You would be a specialist at the ecosystem level of biology.
The ecosystem has to do with a community consisting of organisms who interact with each other and with their surroundings. So, if this scientists wants to see which species of frogs would win, he would have to observe them at the level of the ecosystem to see their interactions within their community.
Answer: This modern-day researcher used some of the same theories that Darwin proposed. Like Darwin and his finches and tortoises, this scientist understood that the Galapagos cormorants inherited flightless wings. Darwin eventually discovered that his Galapagos finches likely evolved from other species of finches on the mainland. This evolution was similar to how the flightless Galapagos cormorants evolved from other species of cormorants.
Explanation:
