1. All cells share common traits that help scientists draw conclusions about the basic needs and functions of living organisms What is the meaning of cell the Olists the main ideas that explain the importance of cells for all life
O proves that all cells have all the same structural parts
Ostates that all cells are exactly alike
O explains that cells are the basic unit of all living and nonliving things
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What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.