You look at two species and see very similar dna. what does this likely tell you? a. there are the same animal b. these animals are not likely related c. these animals have a recent common ancestor d. these animals are likely becoming one species

Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.

Read the article and use the information to answer the following questions. active transport in active transport, molecules are moved across the cell membrane with the of neurons electrical impulses proteins. inhibitors 3 of 3 vity

Below are the three main organs that make up the plant body.