Coating a specimen with a heavy metal is a step in preparing it for (phase-contrast/fluorescent/electron) microscopy.

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


electron

Biology & Microbiology

You might also like to view...

Measuring its costs and benefits in terms of energy spent and/or gained, predation :

A. is a lose-lose interaction. B. results in gain for both individuals. C. results in a gain for one individual and a loss for the other. D. results in a gain for one individual and neither a gain nor a loss for the other. E. none of these.

Biology & Microbiology

How did researchers establish the connection between chimpanzees and humans?

What will be an ideal response?

Biology & Microbiology

Stabilizing selection tends to _____ (select all that apply)

a. eliminate extreme forms of a trait b. favor extreme forms of a trait c. eliminate intermediate forms of a trait d. favor intermediate forms of a trait

Biology & Microbiology

Calcitonin is produced by the

A. thyroid gland. B. adrenal medulla. C. anterior pituitary. D. parathyroid glands.

Biology & Microbiology