A vaccine is available to prevent (chronic/enteric/serum) hepatitis
What will be an ideal response?
serum
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According to the Hardy—Weinberg principle, microevolution occurs when ____
a. a population experiences a shift in allele frequencies b. no mutations are occurring in a population c. a population is closed to migration from other populations d. a feature of an individual animal changes through use or disuse e. when a population has different forms of the same gene
Enzymes alter the equilibrium point of a reaction
Indicate whether the statement is true or false.
If the wall of a dry fruit splits along definite seams to release the seeds inside, the fruit is categorized as ________
a. a berry b. dehiscent c. indehiscent d. a drupe
All the genes that exist at a given time for a given population are collectively called
a. the gametes. b. the gene pool. c. the chromosomes. d. the nuclei. e. the population structure.