Identify the control variable. Katiana wanted to figure out what type of liquid worked best for growing beans. She watered one with coca-cola, one with lemonade and one with just water. After one week, she measured how high they had grown

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?

What do you call the long folded tube inside the body attached to the stomach where nutrients in the food are absorbed?