Heterotrophic stramenopiles that grow as a mesh of nutrient-absorbing filaments with cellulose cell walls are known as _______.

A. diatoms
B. brown algae
C. fungal molds
D. water molds
E. kelp


Answer: D

Biology & Microbiology

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BRCA1 is a gene involved in repair of double-stranded DNA breaks. Mutant forms of this gene are linked to a substantial proportion of familial breast cancers

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Which region of the lac operon would you target if you want to disrupt the -10 and -35 consensus sequences?

A) lacZ B) lacY C) lacI D) lacP E) lacO

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Compare and contrast DNA and RNA. Include the similarities and differences of their chemical

structures, as well as their roles within the cell, in your comparison. What will be an ideal response?

Biology & Microbiology

The microbe which causes primary atypical pneumonia is

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Biology & Microbiology