The only winged invertebrates are from which group?
a. Hymenoptera
b. arachnids
c. crustaceans
d. insects
e. Coleoptera
d
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The tectorial and basilar membranes are located
within a. A. b. B. c. C. d. E. e. another unlabeled region of this figure.
In DNA replication, RNA primer is necessary because
A. DNA synthesis starts and stops many times before completed. B. DNA synthesis begins at multiple origins of replication. C. the two strands of a replicating helix must make a full rotation to unwind. D. DNA polymerase is unable to initiate a new polynucleotide chain.
Examples of shapes in regulatory proteins that are used to bind to DNA include
_____ zinc finger. _____ TATA box. _____ helix-turn-helix. _____ leucine zipper. _____ Doubledomain.
Tetanus is:
A. a muscle contraction of sustained force. B. a contraction caused by a single action potential. C. an abnormal muscle contraction. D. a contraction where the muscle does not change length. E. a contraction that slowly increases in force.