The anatomical structure identified with the letter "D" in the accompanying figure is the ____
a. myocardium
b. pulmonary veins
c. inferior vena cava
d. right atrium
e. heart apex
ANSWER: d
You might also like to view...
The ________ is the length of time it takes for a population of microorganisms to double in number.
Fill in the blank(s) with the appropriate word(s).
Darwin's ideas on evolution were advanced for his time. His approach to science and natural selection were supported by what main tenet?
A. Species were unchangeable over the course of time. B. Operation of natural laws produces constant change and improvement. C. Various organisms and their structures resulted from a spontaneous action. D. The world is fixed and constant.
Which of the following steps of translation does not specifically require the hydrolysis of GTP?
A. release of EF-Tu from the aminoacyl-tRNA inserted at the A site B. the peptidyl transferase reaction C. the movement of the ribosome one codon toward the 3' end of the mRNA D. dissociation of certain release factors during termination
Mutations in genes that affect __________ may cause morphological shifts in a lineage. Fill in the blank(s) with the appropriate word(s)