The lipid group that serves as energy storage molecules is the ________.
A. waxes
B. prostaglandins
C. phospholipids
D. triglycerides
E. steroids
Answer: D
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What are inhibitors?
A. Molecules that inhibit protein synthesis B. Molecules that bind to an enzyme to help its reaction C. Molecules that prevent enzymes from working D. Molecules that allow reactions to proceed more quickly
Which embryonic tissue is incorrectly associated with its derivative?
a. skin from mesoderm b. nervous system from ectoderm c. stomach lining from endoderm d. circulatory system from mesoderm e. skeletal system from mesoderm
What discoveries in the fossil record led to
questioning the concept that species didn’t change?
a. the oldest layers contain fossils of simpler organisms b. more recent layers contain fossils more similar to existing species c. many fossils were found of extinct animals d. more recent layers contain fossils that are more complex than earlier ones e. all of these are discoveries in the fossil record that led to questioning the concept that species didn’t change
In mitosis, if a parent cell has 16
chromosomes, each daughter cell will have how many chromosomes? a. 64 b. 32 c. 16 d. 8