An individual who is homozygous ________

A) expresses the dominant trait
B) carries two different alleles for a gene
C) carries two copies of the same allele for a gene
D) expresses the recessive trait


C

Biology & Microbiology

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A (n) ________ vector contains promoters that result in high-level transcription of the gene cloned within a multicloning site.

A. expression B. shuttle C. chimeric D. phage

Biology & Microbiology

Human malaria is caused by ________ known species of Plasmodium.

A. two B. many C. four D. five E. one

Biology & Microbiology

The ________ zone includes more than 80% of the benthic environment.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Which term refers to a mutualistic symbiosis where fungal hyphae grow between and around plant roots but do NOT penetrate plant root cells?

a. an arbuscule b. an endomycorrhiza c. a lichen d. an ectomycorrhiza

Biology & Microbiology