What might be the advantage to a cell if it assimilated a photosynthetic bacterium rather than digesting it?
A) It could now utilize hydrogen sulfide as an energy source.
B) It could now use sunlight to make its food.
C) It could now live in an oxygen-free environment.
D) It could now use glucose as an energy source.
B
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One goal of the Human Genome Project was to sequence the ____________________ (number of) chromosomes in the human genome, including all autosomes and the sex chromosomes
Fill in the blank(s) with correct word
You learned that the phenotypic ratio of the F2 generation of a typical test cross was 3:1. The genotypic ratio was 1:2:1. Why is a different ratio seen in a dihybrid cross? What conditions must be met for these parameters to be true?
What will be an ideal response?
A situation in which there are more than two alternative forms of a given gene would be called ________
A) multiple alleles B) codominance C) hemizygosity D) incomplete dominance E) alternation of generations
Which of the following processes can be used to bring nutrients into a cell against a concentration gradient?
A. Active transport B. Facilitated diffusion C. Active transport and facilitated diffusion D. Passive diffusion