During sexual reproduction, two sex cells fuse to create a fertilized cell with a complete set of chromosomes. What must be true about the number of chromosomes in each sex cell?

Which of the following Guides is best used as a source of guidance for animals used in agricultural research and teaching?

How does an ectotherm regulate their body temperature? A. by using heat from the surrounding environment. B. by the processes that are involved in the flow of nitrogen through the environment. C. by producing heat within its own tissues.

Why does diffusion occur?

Reducing individual purchases of disposable products would be a form of: management of pollution prevention of pollution cure for pollution

What is essential for transport of oxygen in red blood cells?

Short hair is dominant to long hair in cats. What would be the genotype of a cat with long hair

What is often preceded by a crash since the growing population eventually is too large for the available resources

Which cellular structure would be the most likely location for synthesis of these enzymes

The process by which our sensory receptors receive and process information is called? A. sensation B. transduction C. perception D. transference

Who created the modern model of the solar system by discovering that the plantes move in elipses? a. Galileo c. Ptolemy b. Kepler d. Copernicus