The final body form of an animal is generated as differentiated cells settle into their appropriate sites; this process is
called ____.
a. fertilization
b. morphogenesis
c. parturition
d. involution
e. gastrulation
ANSWER: b
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How many covalent bonds can an individual carbon atom form?
a. 1 b. 2 c. 4 d. 8
The bicuspid (mitral) valve is located between the
a. left and right atria. b. right atrium and right ventricle. c. left and right ventricles. d. left atrium and left ventricle. e. left ventricle and the aorta.
Deoxygenated blood is transported to the pulmonary capillaries of the lungs by the pulmonary veins; oxygenated blood is transported away from the pulmonary capillaries by the pulmonary arteries
Indicate whether the statement is true or false
A number of characteristics are very similar between charophytes and members of the kingdom Plantae. Of the following, which characteristic does not provide evidence for a close evolutionary relationship between these two groups?
A) alternation of generations B) chloroplast structure C) cell plate formation during cytokinesis D) sperm cell structure E) ribosomal RNA nucleotide sequences