Variations in pre-mRNA processing, such as in ____, can determine which ____ are made in cells

a. alternative splicing; proteins
b. exon shuffling; proteins
c. alternative splicing; transcripts
d. histone modifications; transcripts
e. genomic imprinting; transcripts


ANSWER: a

Biology & Microbiology

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What statement about biochemical pathways is correct?

A) All enzymes in the pathway catalyze the same reaction. B) If an enzyme in a pathway is inactive, adding excessive amounts of its substrate will restore the normal phenotype. C) If an enzyme in a pathway is inactive, adding excessive amounts of its product will restore the normal phenotype. D) If the enzyme that catalyzes the final step in a pathway is inactive, all the other enzymes will be inactivated as well. E) If the first enzyme in a pathway is inactivated, adding the final product will not restore the normal phenotype.

Biology & Microbiology

When an infection occurs by the same

pathogen, the immune response is more rapid the next time around thanks to

a. effector cells. b. memory cells. c. naive T cells. d. neutrophils. e. eosinophils

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In open water, the undissolved remains of dead organisms and other organic material that drifts toward the bottom is called ________ organic matter

Fill in the blank(s) with correct word

Biology & Microbiology

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

Biology & Microbiology