The letter "A" in the accompanying figure represents ____
a. ectoderm
b. endoderm
c. mesoderm
d. neural plate
e. yolk
ANSWER: d
Biology & Microbiology
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The membrane-attack complex is a group of proteins that supplements the inflammatory response
a. True b. False Indicate whether the statement is true or false
Biology & Microbiology
Lymph moves throughout the lymph vessels due to ____
a. contraction of the heart b. conscious actions c. constriction of blood vessels d. dilation of blood vessels e. skeletal muscle and breathing movements
Biology & Microbiology
Some highly specialized cells do not undergo a cell cycle.
a. true b. false
Biology & Microbiology
©McGraw-Hill EducationBased on the phylogeny shown, the group of species including (2-5) can best be described as a
A. polyphyletic group. B. synapomorphy C. clade. D. cladogram. E. paraphyletic group.
Biology & Microbiology