The starch production center within many algal cells is the
a. nucleus.
b. cytoplasm.
c. stipe.
d. pyrenoid.
a
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If two genes are not linked, then the expected phenotypic ratio resulting from a testcross is
A) 9:3:3:1. B) 1:2:1. C) 3:1. D) 1:1:1:1. E) 1:1.
The "green revolution" refers to the
A) global intensification of agricultural production. B) political struggles in Ireland. C) change in the distribution of worldwide poverty. D) global environmental movement. E) expansion of forests worldwide.
Transfer of genetic materials which involves sex pilus
A. Transduction B. Transformation C. Conjugation D. Transposition
How does the plasma membrane of bacteria and archaea differ?
A) Archaea build only lipid monolayers. B) Bacteria have phospholipids built from branched fatty acids. C) Archaea have phospholipids built from branched fatty acids. D) Bacteria build only lipid monolayers. E) Archaea have phospholipids built from linear fatty acids.