Both invertebrates and vertebrates, with the exception of the

have a nervous system.

lancelet

reptile

mollusk

sponge

What cellular interactions are the result of their training, allowing for improved athletic performance?

The male hormone that declines slowly and steadily in most men until age 60 is known as

As opposed to external fertilization, internal fertilization ensures that a. all of the sperm will fertilize eggs. b. sperm and egg will be released simultaneously. c. the number of sperm and eggs produced will be equal. d.

Which best summarizes the process of protein synthesis? a. RNA instructs DNA to make proteins. b. DNA unzips, resulting in the formation of two protein molecules. c. RNA moves the DNA code to the ribosomes for protein synthesis. d.

An example of a synarthrotic fibrous joint is the ... A. intervertebral discs B. pubic symphysis C. interosseous membrane between the radius and the ulna D. sagittal suture

What factors contributed to increased interest in conservation in the 1960s?

True or false photosynthesis occurs in the chloroplast in prokaryotes.

In areas of permafrost, stands of black spruce are frequently observed in the landscape, while other tree species are noticeably absent.

In prenatal development, the head and its features grow in size and differentiation before the neck, shoulders, trunk, and limbs. What is this pattern of development called?

In cellular respirAtion series of anaerobic chemical reactions in the cytoplasm that break Down glucose into pyruvic acid forms a net profit of two ATP molecules