Tears and saliva contain ________, an enzyme that kills bacteria

Fill in the blank(s) with correct word


lysozyme

Biology & Microbiology

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Human gonads have two functions: to produce gametes and to secrete hormones that are responsible for sexual development and mating behavior

1.True 2.False

Biology & Microbiology

Which of the statements below is true about

warfarin? a. It is a very effective rodenticide. b. It interferes with blood clotting in rats. c. Rats that are resistant to warfarin possess a gene that is rare among vulnerable rats. d. It is an agent of natural selection in rats. e. All of these are true.

Biology & Microbiology

A change in a cell's DNA sequence is

A. replication. B. transcription. C. a mutation. D. translation. E. an operon.

Biology & Microbiology

Transposons are frequently used as cloning vectors.

Answer the following statement true (T) or false (F)

Biology & Microbiology