A transfer of genes between non-homologous chromosomes is known as
a. crossing over.
b. aneuploidy.
c. trisomy.
d. translocation.
e. duplication.
ANSWER: d
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When a cell acquires a new function, it usually has acquired:
A. additional nutrients. B. additional energy. C. additional volume. D. a new enzyme.
The evolution of flowers and insects is an
example of
a. parallel evolution. b. regressive evolution. c. coevolution. d. convergent evolution. e. divergent evolution.
Food in a pressure cooker is cooked faster because of the
What will be an ideal response?
Why might the analysis of endosymbiotic bacterial genomes be misleading for understanding the minimal gene set?
a. They may have lost genes that would have been essential to early life-forms because they may have reduced metabolic requirements. b. They may have gained genes to be able to live within another organism. c. They are bacteria and therefore have nothing in common with LUCA. d. Their genes can be disrupted by transposons.