Cytokinins are plant hormones that usually affect cell

A. elongation.
B. growth.
C. division.
D. wall expansion.
E. turgor pressure.


C. division.

Biology & Microbiology

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Researchers can cut DNA at specific base sequences using ________

a. DNA ligase b. restriction endonucleases c. cloning vectors d. probes

Biology & Microbiology

The organelle that converts harmful hydrogen peroxide to water and oxygen is the ____

a. smooth ER b. peroxisome c. Golgi body d. ribosome e. lysosome

Biology & Microbiology

The member of the Enterobacteriaceae that has enteroinvasive, enterotoxigenic, enteropathogenic, and enterohemorrhagic strains is

What will be an ideal response?

Biology & Microbiology

If you wash your skin and hair several times a day, you will soon have dry skin that easily cracks and bleeds because the oils you have removed are necessary to keep the skin supple. This oil is

A. salty sweat secreted by sweat glands. B. lymph secreted by lymphatic ducts. C. pili secreted by arrectors. D. sebum secreted by sebaceous glands. E. sebum secreted by sweat glands.

Biology & Microbiology