Step 1: bacteria through nitrogen fixation and nitrification convert nitrogen into a usable form

Definition ofSaturated fatty acid

Dolly, the sheep, was cloned from an adult cell. she had a number of health problems and died at a relatively young age. three mules that were born in 2003 were cloned from fetal cells.

Involuntary muscle contractions which move a bolus through the gastrointestinal tract are called

What happens when muscle cell don't have enough oxygen? A.) Decrease carbohydrate production b.) Increase protein synthesis c.) Decrease PH d.) Decrease size

How does energy get converted from food molecules to muscles?

A 64 N object is lifted to a height of 5 m. What is the potential energy of this object?

Contamination of food items by other living organisms is a known as

Minerals are naturally occurring, inorganic solids that have a crystalline structure and a definite chemical composition. True or False

What does it mean for an organism to be anaerobic? a. It is poisoned by water. b. It lives in salty environments. c. It is poisoned by oxygen. d. It produces large amounts of oxygen.

Chorionic villi sampling (CVS) is a test to determine whether fetal cells have genetic abnormalities and can be performed as early as 8 weeks. Chorionic villi cells are removed using a small tube that is passed through the cervix.