What factor primarily determines the time of year that a plant flowers? a. availability of water b. number of nearby plants c. daily hours of darkness d. amount of nutrients

Which of the following is one of the four conditions necessary for natural selection to occur in a population? fewer organisms are born than the habitat can support mutation does not occur organisms have identical characteristics variation is inherited

92 sathe best for the question 11. most animals and plants reproduce sexually. this means that dna is passed down to new organisms from two parental organisms. which of the following is a key advantage of sexual reproduction?

Types of scientific inquiry that biologist engage in that cannot be completely controlled