For which of the following people are sports drinks with electrolytes most appropriate?
a. A student who needs to stay up late to study for an exam
b. An athlete who competes in a marathon
c. An athlete who competes in the 100-meter dash
d. An elderly adult
b. An athlete who competes in a marathon
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Which of the following does not use RNA as the genome?
A. Rabies virus B. Poliovirus C. Influenza virus D. Poxvirus
J. H. Connell proposed that competition occurred between barnacle species; he based that on:
a. the observed distribution of the species and environmental measurements. b. laboratory test he had concluded. c. a conversation with other scientists. d. the observation that they were in the rocky intertidal. e. laboratory observations of their fighting behavior.
In cultivated stocks, the cross of a variety of white flower plants produced all red flowers in the F1
generation, but the F2 generation produced 87 red flowers, 31 cream flowers, and 39 white flowers. Explain these results by giving the genotypes possible for each phenotype. What will be an ideal response?
A close physical relationship between two different species that may or may not be beneficial is called ________.
Fill in the blank(s) with the appropriate word(s).