How do trace fossils form

Which of these animals belongs to the phylum Crustacea? a. barnacles b. catfish c. sponges d. turtles

4. Which form of transport through a cell membrane does not require the use of energy: A) Glucose moving down a concentration gradient. B) Water moving up a concentration gradient. C) Carbohydrates moving down a concentration gradient.

What tool is used in order to determine the probabilities of phenotypes and genotypes resulting from specific genetic crosses?

Which of the following is a chemical reaction? 1. Freezing liquid Mercury 2. Filling a balloon with air 3. Cutting a piece of paper into two pieces 4. Dropping a sliced orange into a vat of Sodium Dydroxide

Which best describes the scientists who contributed to our current body of knowledge? O A. White males O B. Europeans O C. People of all races O D. People from South Asia

ATP is the nucleic acid that A. Transports energy B. Synthesizes proteins C. Stores genetic information D. None of the above

What four large islands make up the greater antilles in the west indies

A population of small lizards was displaced from its natural forest habitat to an adjacent meadow. The meadow lacks the shade provided by the forest trees, and therefore has a higher average temperature than the forest.

Dams are used to produce hydroelectric power. Which of these best describes the impact of a dam on the environment? a. It causes air pollution. b. It reduces the level of groundwater. c. It causes changes in the river ecosystem. d.

Which organs are involved in elimination? large intestine, liver, and blood small intestine, villi, and rectum small intestine, stomach, and liver large intestine, rectum, and anus