What does the zygote depend on for water and nutrients

As water soaks through the ground, it first passes through a rock layer that has pores that are mostly filled with air. What is this zone called? A) zone of saturation B) zone of premeability C) zone of porosity D) zone of aeration

Which genetic mutation can be passed to the offspring? A A gamete containing an extra chromosome is formed. B Excessive sun exposure causes uncontrolled mitosis in skin cells. C The DNA of a lung cell is damaged by exposure to cigarette smoke.

The fossil record shows that two groups of organisms are related, which means they share a Mark this and return ave and Exit Next Next Submit

Facts about environmental change

Cellular respiration uses 1 molecule of glucose to produce approximately a. 36 ATP molecules. b. 32 ATP molecules. c. 2 ATP molecules. d. 4 ATP molecules.

How is the genetic material in two daughter cells similar to the genetic material in the original parent cell?

How can dehydration occur during microwave cooking?

Other than holding your breath, what can affect your heart rate? List three variables that can affect heart rate?

Which parent do sons inherit recessive, sex linked traits from? Mother or father?

What is longmasterol