(Question)
If androgens are chemical messengers that control sexual development and reproduction, then what are chemical messengers that control sexual development and reproduction? Answer choices: - Most plants - h2o - animals - insects - androgens - ovaries - hydrogen - acetic acid
(Answer)
androgens

(Question)
If black objects heat quickly, then what heats quickly? Answer choices: - aqueous solution - translucent objects - hydrogen and oxygen - reflecting objects - Evaporation - white objects - black objects - kinetic energy
(Answer)
black objects

(Question)
If looseness of soil increases the odds of healthy roots, then healthy roots can be due to what aspect of soil? Answer choices: - less water - dryness - growth - climate - looseness - nutrients - roughness - compact
(Answer)
looseness