The Punnett-square method is used to predict _____.
A) whether an allele is dominant or recessive
B) whether nondisjunction has occurred
C) the number of offspring a couple will have
D) probable outcomes of genetic crosses
Answer: D) probable outcomes of genetic crosses
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Genes that encoded for polymerases, gyrases, ribosomal proteins, and other proteins essential to replication, transcription, and translation are present on
A) chromosomes. B) plasmids. C) chromosomes and plasmids. D) neither chromosomes nor plasmids.
The onset of puberty
A. is typically earlier in girls than boys. B. involves increased production of estrogen or testosterone. C. causes changes in body structure. D. All of the above are correct.
Identify a sequence that is most likely to be recognized by a restriction enzyme.
A. TCATCA B. CGATGC C. CCCTTT D. TGGCCA
For water to vaporize
A. hydrogen bonds are broken. B. energy must be supplied. C. both energy must be released and hydrogen bonds broken. D. energy must be released. E. both energy must be supplied and hydrogen bonds broken.