What is the defining characteristic of the Opisthokonts?
a. archaic forms of plastids
b. pseudophodia
c. single posterior flagellum
d. calcium carbonate shells
c. single posterior flagellum
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If a cell is fused with another cell, which of the following would be the best example of a trans-mechanism of epigenetic control?
A. A gene that is originally silenced in one cell but expressed in the other is silenced in the hybrid B. A gene that is originally silenced in one cell but expressed in the other is still expressed in the hybrid. C. The methylation pattern of the same gene from either cell is not altered D. There are no examples that could conform to a trans-mechanism
Plants require energy to perform photosynthesis. Photosynthesis uses the energy, water, and carbon dioxide to make glucose, which is stored for energy. Because energy is initially required, photosynthesis is a(n) reaction.
This diagram summarizes energy transfers and molecule exchanges among plants and animals, as you will later learn we call producers and consumers.
A. kinetic energy
B. potential energy
C. exergonic
D. equilibrium
E. endergonic
locus
What will be an ideal response?
Sexual reproduction requires __________.
A) meiosis B) fertilization C) spore formation D) meiosis and fertilization