Gymnosperms were the first seed plants. They do not make flowers or fruits, so their seeds are unprotected, hence the name gymnosperms which means "naked seed".
These seeds are wind-dispersed pollen that doesn't need water for fertilization.
Three physical properties are freezing, boiling, and melting.
Answer:
HOMEOSTASIS.
Explanation:
The nervous and endocrine system exert the ultimate control over homeostasis because they coordinate the functions of the body system.Refulation of body temperature,blood pressure,pH,and gluclose concentration are for examples of how the body maintains homeostasis. The answer should be *homoestasis*
Increases the rate of reaction
Part 1 a niche is a comfortable position in life or employment. part 2 a shallow recess, especially one in a wall to display a statue or other ornament. or a hole