Puberty in males marks the start of
a. sperm production.
b. testosterone production.
c. the emergence of secondary sexual traits.
d. fertility.
e. all of these.
Answer: e
Biology & Microbiology
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If you observe rod-shaped, pink cells on a slide that had just been Gram stained, you can assume that their cell envelope contains endotoxin.
Answer the following statement true (T) or false (F)
Biology & Microbiology
If a solution contains fewer hydrogen ions than hydroxide ions, the solution can be described as ________.
a. acidic b. basic c. neutral d. both acidic and basic
Biology & Microbiology
Specific cells in developing seeds and maturing fruits have receptors for ethylene, but cells in stems
generally do not.
Indicate whether the statement is true or false.
Biology & Microbiology
The endoplasmic reticulum is an
What will be an ideal response?
Biology & Microbiology