Male gamete of a plant has 20 chromosomes. State the number of chromosomes in a) Female gamete
b) zygote
c). endosperm
d). cells of sepals

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Which best describes a rhinovirus? o a. a virus that causes a common cold o b. a protective shell around a virus o c. a tube the comes off a virus o d. a piece of dna transferred by a virus

Abiologist counts the number of rabbits in a population each year and observes a decrease in population. since the coyote population has exploded, the biologist concludes that the coyote population has had a negative interaction with the rabbit population. which describes the biologist’s actions? a.) experimentationb.) inferencec.) observationd.) interacting