‼️‼️You are going to the movies and your dad gives you extra money to spend at the snack bar. You get a giant drink a favor some popcorn. Halfway through the movie you really need to use the restroom. You run out of the theater just in time!What body systems worked together to allow you to get to the restroom?(2b)

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?

Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.

Select the correct answer. what is the observable characteristic of a person called? o a. genotypephenotypeoc. alleleo d. gene