Describe alternation of generations. Include in your discussion the following terms: gametophyte,

sporophyte, diploid, haploid, dominant form, meiosis, and fertilization. What will be an ideal response?


Concepts to Consider: Plants alternate between a haploid gametophyte and a diploid sporophyte. The
dominant form varies; the gametophyte is dominant in the mosses, and the sporophyte is dominant in
the ferns, gymnosperms, and angiosperms.

Biology & Microbiology

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What organism is in a symbiotic relationship with zooxanthellae which use this organism's waste as nutrients?

a. Foraminiferans b. Choanoflagellates c. Dinoflagellates d. Radiolarians

Biology & Microbiology

After a seed germinates, nutrients stored in endosperm (in monocots) or in ____ (in eudicots) support the seedling's growth

a. radicle b. hypocotyl c. cotyledons d. plumule e. seed coat

Biology & Microbiology

Knowing the ion concentrations on both sides of the plasma membrane makes it possible to calculate the membrane potential (Vm), because at equilibrium

A) the Faraday constant is 0. B) ?G is 1. C) ?G is 0. D) the Vm is always -60 mV. E) It is not possible to calculate Vm without also knowing the uncharged solute distribution across the membrane.

Biology & Microbiology

In a __________, water, nitrogen, or carbon moves from the air, through organisms, then back to the environment.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology