At low population density, __________ is favored, quickly producing as many offspring as possible. Fill in the blank(s) with the appropriate word(s)
selection
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The cytoskeleton
A. is a dynamic structure composed of microtubules, microfilaments, and intermediate filaments. B. is a static structure that gives a rigid shape to the cell. C. consists of flagella and cilia that are internalized. D. is not necessary for movement or reproduction. E. is a static structure that gives a rigid shape to the cell, consists of flagella and cilia that are internalized, AND is not necessary for movement or reproduction.
What is the function of sclerotia?
A. Sexual reproduction B. Waste disposal C. Survival in stressful conditions D. Asexual reproduction
Which of the following is not true of an organism's genotype?
A. It contains structural genes that code for proteins. B. It has expressed traits governed by the genes. C. It contains genes that code for RNA. D. It has regulatory genes that control gene expression. E. It is inherited.
The 1-m height attainable by Dawsonia moss is at the upper end of the size range reached by mosses. What accounts for the relative tallness of Dawsonia?
A) the cuticle that is found along the ridges of "leaves" B) "leaves" that are more than one cell layer thick C) reduced size, mass, and persistence of the sporophytes, which allows gametophores to grow taller D) the presence of conducting tissues in the "stem"