Edible truffles are in the fungal group termed ________, while edible mushrooms are in the fungal group termed ________.
What will be an ideal response?
Ascomycota; Basidiomycota
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Newborn humans face thermoregulatory challenges as do small mammals. One mechanism they use to generate heat is ______ in "brown fat."
A. shivering thermogenesis B. nonshivering thermogenesis C. convection D. evaporation E. radiation
A small population size of flowers can pose problems for the plant as a result of
A) poor quality soil. B) lack of space. C) lack of resources. D) lack of pollinator visitation.
Which of the following is not a way transposons can benefit the host?
A. Some transposons contain antibiotic resistance genes. B. Some transposon sequences (Alu) are used as target sites for RNA editing. C. The antibody diversity mechanism has evolved from ancient cellular invasion by transposons. D. Movement of transposons can disrupt genes that control the cell cycle, giving the host cell a growth advantage over neighboring cells. E. If genes captured by transposons are duplicated, one copy may evolve and acquire new functions.
Reverse-transcriptase PCR ____
a. uses Taq polymerase to produce cDNA copies of RNA transcripts b. uses RNA polymerase to amplify cDNA copies of RNA transcripts c. uses RNA polymerase to produce mRNA copies of a gene d. amplifies cDNA copies of RNA transcripts e. uses reverse transcriptase to produce mRNA copies of a gene