I believe the correct answer from the choices listed above is option B. The mesoderm is the layer of tissue that forms during gastrulation and becomes the animal's organs. It <span>is one of the three primary germ layers in the very early embryo. Hope this answers the question.</span>
Answer:
Explanation:
In quantum mechanics and particle physics, spin is an intrinsic form of angular momentum carried by elementary particles, composite particles (hadrons), and atomic nuclei. Spin is one of two types of angular momentum in quantum mechanics, the other being orbital angular momentum.
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<span>Embryo means "an unborn or unhatched offspring in the process of development, in particular a human offspring during the period from approximately the second to the eighth week after fertilization (after which it is usually termed a fetus)."</span>
The answer is amygdala. This is the region of the brain that
is responsible for emotional responses such
as fear and anxiety. It is part of the limbic system and hence important in
decision-making. It processes information and sends signals to the hypothalamus and other regions such as the locus
coeruleus (that processes fear and panic as in this case).