What is in the outer cytoplasmic layer of radiolaria?

a. nucleus
b. contractile vacuoles
c. algae
d. mitochondria
e. gas filled vacuoles

e

Biology & Microbiology

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An individual heterozygous for sickle-cell disease produces both normal and abnormal polypeptides. This is an

example of ____.

a. epistasis

b. incomplete dominance c. polygenic inheritance d. multiple alleles e. pleiotropy

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In the third stage of aerobic respiration, _____ is the final acceptor of electrons

a. water c. oxygen b. hydrogen d. NADH

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Biology & Microbiology

DNA methylation suppresses gene expression in eukaryotes

____________________ Indicate whether the statement is true or false.

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Biology & Microbiology

Which of the following biomes would you predict to be dependent on fire to prevent succession by trees?

A. desert B. chaparral C. grassland D. deciduous forest E. taiga

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Biology & Microbiology