How did lamarck propose that species change over time?

What is well-tested explanation that brings together many observations in science would include such things as evolution, plate tectonics and biogenesis?

What is the most abundant of the four major bioorganic molecules found in natural steroid hormones & cell plasma membranes? a. Lipids/Fatty Acids c. Nucleic Acids b. Amino Acids d. Polysaccharides

Which of the following kinds of questions cannot be answered within the limits of science?

Explain how the data answered the essential question. Use the following questions to guide your thinking and your answer.

What is the gradual sequential regrowth of a community of species after a forest fire?

What is The function of the root cortex

How does information flow from DNA in the cell nucleus to direct the synthesis of proteins in the cytoplasm?

An inference is A. The same as an observation B. A logical interpretation of an observation C. A statement involving numbers D. A way to avoid bias

Why don't populations of organisms that reproduce asexually have the same genetic variation as populations that reproduce sexually? Asexual reproduction uses mitosis but not meiosis. Organisms reproducing asexually only undergo meiosis.

Green algae such as Ulva demonstrate an alteration of generations. The diploid phase is called the