A variation of a gene is called a(n) _______
A. species
B. morph
C. genome
D. allele
E. proteome
D
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Fertilization occurs in the ____
a. ovary b. uterus c. vagina d. oviduct e. follicle
You may have observed plants rotate towards a light source, thereby increasing the plant's ability to intercept light energy and increase photosynthesis. You, however, are given the task of preventing grass seedlings from rotating toward the light. Using your knowledge of phototropism, which of the following experimental procedures would you use to complete your task?
A) Cover the growing tip of the grass seedling with black paper. B) Supply the seedlings with very dim light. (red light does not induce a bend) C) Cover the portion of the seedling below the tip with a black shield. D) Supply the seedling with nutrient-rich fertilizer solution.
In distinctive ways, new philanthropists either themselves or through their companies, apply the business methods that made them rich to the field of philanthropy, blurring the line between charity and business, seeking to harness market forces. This new philanthropy is often called:
A) checkbook philanthropy. B) high impact philanthropy. C) philanthrocapitalism. D) microphilanthropy.
In the figure above, the shrublike or treelike species are circled in black. Looking at the figure above, which is the correct conclusion?
a. For the herbaceous species, the branch lengths tend to be shorter and the rates of sequence change more slowly. b. For the herbaceous species, the branch lengths tend to be longer and the rates of sequence change more slowly. c. For the herbaceous species, the branch lengths tend to be longer and the rates of sequence change faster. d. For the herbaceous species, the branch lengths tend to be shorter and the rates of sequence change faster.