A sperm whale in the middle of the Atlantic Ocean is in which oceanic zone?
A) intertidal
B) benthic
C) pelagic
D) estuarine
Answer: C
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The basal cell in a plant embryo _____
A) develops from the root of the embryo B) forms the suspensor that anchors the embryo C) divides to form hypocotyls D) divides to form cotyledons
If genetically identical strains of corn are grown in different environments, then differences in height would be due to the environment and:
A. the heritability measure would be 100%. B. the heritability measure would be 0%. C. the heritability measure would indicate that the environment has no effect on inheritance of the trait. D. the heritability measure would indicate that the genotypic differences have no effect on the inheritance of the trait. E. None of these answer options is correct.
If solution X has a 2% concentration of NaCl and solution Y has an 8% concentration of NaCl, which of the following statements is correct?
A. Solution X is hypotonic to solution Y. B. Solution X is hypertonic to solution Y. C. Solution X has a higher osmotic pressure than solution Y. D. Solution X has a lower concentration of water than solution Y. E. Solution X has a higher solute concentration than solution Y.
In binary fission, one would expect the involvement of which of the following cytoskeletal proteins?
A) FtsZ B) MreB C) plaktin D) crescentin E) tubulin