Which of the following are not abiotic factors of an ecosystem?

a. water abundance

b. temperature

c. day length

d. herbivores

Which period occurred 360 to 286 million years ago? 1. Cambrian 2. Carboniferous 3. Devonian 4. Silurian

When did virus evolve?

The half-life of Carbon-14 is approximately 5,700 years. Using this information scientists have been able to determine the age of some artifacts left by humans.

Florida is not close the edge of a tectonic plate. Therefore, which of the following features does NOT exist in or beneath Florida? A. crust B. mantle C. tectonic plate D. tectonic plate boundary

The blue lobster is a rare form that results from the overproduction of a certain protein, resulting in genetic variations in lobster coloring.

Which of these accurately describes a scientific theory? Select one: A. Theories are statements that describe some aspect of the universe. B. Theories are broad explanations based on many observations and experimer C.

Which Scientists Gave Cells their name while observing cork under a microscope

What. System rid the body of carbon dioxide?

What is the process of mountain building called

Sexual reproduction is the reproductive process that 1) keeps species from changing. 2) produces identical offspring. 3) causes mutations. 4) creates genetic variety.