Under natural conditions, which of the following may cause allele frequencies to change? a. limited resources, which could cause one allele to have an advantage b. a random assortment of alleles during sexual reproduction c. no emigration from the population d. no immigration into the population

What type of electromagnetic wave are microwaves and radar

Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one