A red flower with a heterozygous genotype for petal color would have a genotype of:
A. RR
B. rr
C. WW
D. Rr

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

Earths energy sources include both renewable and nonrenewable resources. name at least three sources of energy that could be used in your house. then describe the ideal energy source for generating most of your homes electricity, and explain why you chose that source. can someone give me some ideas, i’m kinda confused.

Males of different species of the fruit fly drosophila that live in the same parts of the hawaiian islands have different elaborate courtship rituals. these rituals involve fighting other males and making stylized movements that attract females. what type of reproductive isolation does this represent?