Which activity can occur without the use of energy?

a. contraction of muscle tissue

b. protein synthesis in a cell

c. active transport of minerals

d. movement of water across a membrane?

How has human activity increased chemical weathering?

15. The step in cellular respiration that creates the energy-carrying molecules ATP, NADH, and FADH, that will power the final step

What is mitosis and how does it affect change

Two months after her husband's death, Connie was still not herself. She often forgot to feed the dog, was late for work on a regular basis, and had not yet taken his clothes out of the closet.

Which of the following describes a way in which bacteria are harmful to humans? A. Some vitamins, such as vitamin K, are made by bacteria in the human gut. B. Some common foods, such as yogurt and Swiss cheese, are made using bacteria. C.

Homologous structures (Group of answer choices): A. are also called analogous structures. B. have identical functions. C. are shared by organisms of the same genus. D. have fully divergent functions. E.

Which of the following is true of an enzyme? (mark all that apply) a. it is a protein b. it is a catalyst c. it binds to many different substances d. it is small compered to its substrates

Which term would be applied to a regulatory condition that occurs when protein is associated with a particular section of DNA and greatly reduces transcription? A) induction B) negative control C) stimulation D) positive control E) activation

1. The reproductive parts of angiosperms are located within the called the and the female part is called the The male part is 2. In angiosperms, pollen produces cells. Pollen sticks to the female and travels down the style to the ovary.

Why would over-inflating the cuff of the sphygmomanometer be a problem for the patient?