The scientists credited for the discovery of DNA's structure are ____
a. Smith and Jones
b. Heisnberg and Frizt
c. Watson and Crick
d. Singer and Nicholson
e. Franklin and Ramsey
ANSWER: c
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Tony sometimes seems very "wound up." At those times, he seems full of energy, talks very rapidly, and makes very grandiose plans. (One time, he gave away all of his belongings and was planning to move to Washington, D.C., so he could advise the President.) At these times, he also seems to need almost no sleep. During other periods of time Tony seems very "down." During these times he does not take care of himself. He seems to want to sleep all the time, and he often makes thinly veiled references to wanting to commit suicide.
a. Schizophrenia b. Major Depression c. Dissociative Identity d. Bipolar Disorder e. none of the above
Ommatida are light-focusing elements found in insects and crustaceans that have:
A. eyecups B. compound eyes C. single-lens eyes D. heat-seeking photoreceptors
How do researchers in the metagenomics sector operate?
A) They study Mendelian traits in children. B) They link diseases by shared gene expression. C) They detect mutations in the protein encoding part of an individual's genome by using powerful algorithms. D) They collect and sequence DNA, then consult databases of known genomes to imagine what the organisms to which the DNA belongs might be like.
Insects that lay eggs on living hosts are called
A. ectoparasites. B. endoparasites. C. predators. D. brood parasites. E. parasitoids.