true or false? At the end of meiosis I, there are two haploid cells, each with two sister chromatids per chromosome.
a. true
b. false
a. true
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For which of the following organelles are the structure and function correctly described?
A. Golgi apparatus-particles, composed of protein and RNA, which synthesize proteins B. Endoplasmic reticulum-a network of interconnected membranes forming sacs and canals that packages protein molecules for secretion C. Mitochondrion-nonmembranous structure that synthesizes proteins D. Ribosomes-membranous vesicles containing digestive enzymes
What can happen when the usual negative feedback mechanisms are overwhelmed and destructive positive feedback mechanisms take over?
What will be an ideal response?
The turn between the ascending colon and the transverse colon is called the ________.
What will be an ideal response?
The anterior pituitary develops from which of the following germ layers during embryonic development?
a) Mesoderm b) Endoderm c) Ectoderm d) A combination of two of the layers e) None of the answer selections are correct