Which of the following is an example of a change of state?

A. A piece of fruit rots.

B. A piece of paper is crumpled into a ball.

c. Water flows over a waterfall into a valley.

D. Water vapor in the air becomes ice crystals.

How many times does 75 go in to 2,000,000?

What molecule is used to store and release energy in cells

Which of the following contaminants is radioactive? a. benzene b. plutonium c. mercury d. lead

Due to climate change, the range of malaria is expected to spread to areas where it was previously not a problem. Given this piece of evidence, predict what will happen to the frequency of the sickle cell allele in areas where malaria is introduced

How can rainfall affect the mineral content of ocean water?

What is organ? a. group of different types of tissue that work together to perform a specific function or related functions. b. group of cells that work together to perform a similar function. c.

The temperate phage lambda can undergo two life cycles depending on the environmental cues. During which cycle does phage lambda form a prophage? Choose one: A. lysogeny B. burst cycle C. lytic cycle D. slow-release cycle

Which blood components work together to form a blood clot

What is the most likely reason that a long beak could be an adaptation for a bird living in a temperature forest?

Which of the answer choices is/are an example of post-translational modification? 1. marking proteins for enzymatic destruction 2. addition of a phosphate group to the side chains of amino acids such as serine, threonine, or tyrosine 3.