Ticks suck blood from a host organism. This is an example of

A) commensalism.

B) competition.

C) mutualism.

Eliminate

D) parasitism.

Which table best shows the impacts resulting from human activity? Impact of Human Activities Human Activity Impact Forest area cleared to construct an airport Increase in oxygen level Vegetation cleared to construct an oil mine Increase in pollution

Which statement correctly compares the masses of protons neutrons and electrons quizlet

Which light-sensitive vitamin is abundant in milk? riboflavin alpha-tocopherol vitamin c thiamin?

What movement is the main cause of the tides in the ocean

Which of the following statements describes a cell that is considered to be differentiated? A) The cell appears to be different from the surrounding cells. B) The cell replicates by the process of mitosis.

Which process is response for changing the composition of rock? chemical weten mechanical weather Save and

Limb bones within unrelated animals that have the same basic structure are considered

Explain how compaction is important in the formation of coal

Joel is comparing two slides showing chromosomes in a sperm cell and a skin cell of a dog. He finds that the sperm cell has 39 chromosomes. How many chromosomes can he expect in the skin cell?

Which of the following is NOT true of greenhouse gases? a. They absorb Earth's radiation. b. They are produced solely by human activities. c. They are transparent to incoming solar radiation. d. They include carbon dioxide and water vapor.