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