In higher plants, thylakoids are arranged into stacks called ____
a. stroma
b. stomata
c. photosystems
d. grana
e. stromal lamellae
ANSWER: d
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Antibiotics are most likely to be effective in the treatment of infections caused by
A) bacteria. B) viruses. C) parasitic worms. D) lice and ticks. E) prions.
Diet-induced thermogenesis
What will be an ideal response?
Genotypic and allele frequencies for a gene that determines neck length in giraffes are measured and found to be identical in three successive generations. From this data it is reasonable to conclude that, with respect to the gene for neck length, the population is in Hardy-Weinberg equilibrium.
a. true b. false
In mammals and other animals, the expression of a specific gene can be turned off by the introduction of
a. long dsDNA. b. short dsRNA. c. short dsDNA. d. short ssDNA. e. long dsDNA.