Soil is a mixture of weathered rock, decayed organic material, mineral fragments, water and air. True or False

In which plant cell organelle does photosynthesis take place

Tascha is on a medication that increases the pH of the stomach and makes it alkaline. What is the effect of this medication? A. The medication hampers bile production. B. Pepsin is unable to break down proteins. C.

What does atp stand for? what is its main function in the cell? how many phosphate groups does it have?

Which part of meiosis is most similar to mitosis? A. Genetic makeup of the end products B. Number of chromosomes in offspring cells C. Replication of the parent cell's DNA D. Double division of the parent cell's nucleus

Explain why water conservation is important

The root of the tooth is held by the periodontal ligament a. True b. Falsee

At the center of the Andromeda galaxy is a source of x rays that scientist believe is a black hole with how many more times than the sun

True or false? The more similar two organisms are, the more distant their common ancestor is.

The blood-brain barrier a. is fully developed in humans when they are born. b. prevents many drugs from entering the brain. c. is designed to allow all drug compounds into the brain. d. cannot be penetrated, even with trauma to the brain.

Which is another name for observations? Models Predictions Data Inferences