The small, circular loops of DNA in prokaryotic cells that are separate from the main chromosome and may carry genes associated with antibiotic resistance are called

A) pili. B) plastids. C) cristae. D) ribosomes. E) plasmids.


E

Biology & Microbiology

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Many fully differentiated plant cells are totipotent, meaning that they ____

a. will grow roots if they touch the ground b. will perform photosynthesis if exposed to sunlight c. can fertilize an egg d. have the potential to form a whole, fully-functional plant e. can undergo meiosis

Biology & Microbiology

Which cytoskeletal element anchors the proteins actin and myosin to strengthen the cytosol?

a. intermediate filaments b. flagella c. collagen d. microfilaments e. centrioles

Biology & Microbiology

What is the name of the meristematic tissue that gives rise to future vascular tissue?

A. dermal tissue B. ground meristem C. protoderm D. cork cambium E. procambium

Biology & Microbiology

Select all of the endocrine glands that secrete lipid-soluble hormones.

Biology & Microbiology