True or false? Hydrogen bonds hold two strands of DNA together by forming between nitrogen bases.

What is tissue, and how does it relate to individual cells?

When scientists classify living things, they do not include viruses. This is because viruses A) cause disease. B) do not contain DNA. C) are not made of one or more cells. Eliminate D) are much smaller than other organisms.

Which rock is made of the smallest sediments? A. Shale B. conglomerate C. Sandstone D. Breccia

List 6 forms of renewable energy and compare the advantages and disadvantages of each

Imagine you are breeding plants. Your goal is to breed a pure blue flower. You have a field of flowers growing now.

How does phagocytosis work?

Explain how the shape of a protein molecules can affect its function

During the admission assessment of a new client, the nurse is preparing to assess the client's thyroid gland. how should the nurse perform this assessment

2. Some proteins within a cell can be viewed with a/an

Finish this sentence: most new species arise from a common ancestor one ... A) mutations randomly occur. B) populations of the original species suddenly become isolated from each other. C) natural selection does not occur.