How do mutations affect an organism? A. they may cause the development of a disease-causing allele B. they may cause the development of a more beneficial allele C. they, in some cases, may have no noticeable affect D. all of the above

How does the immune system work together with the circulatory system to function properly? A. The immune system's pathogens work to fight and destroy invaders. B.

The ankle joint is found at the junction of the tibia, fibula, and talus (topmost bone in the foot). what type of joint is found in the ankle?

A serous membrane contains a superficial layer of epithelial tissue and a deeper layer of connective tissue. Thus, serous membranes are classified as: a) avascular. b) tissues. c) organs. d) amitotic.

After oral adinistration, most absorption of the drug molecules takes place in the:

During a hypoperfusion state in the body, what division of the autonomic nervous system is responsible for initiating the negative feedback systems?

Proteins are important biomolecules. Proteins are synthesized and often packaged for secretion into other cells within an organism. A variety of organelles play a role in producing, packaging, and moving proteins.

Descending order arranges labels alphabetically from a to z. a. True b. False

Which statement best describes the life cycle of plants such as ferns? Plants have a two-part life cycle, spending part of their life in a diploid phase and part in a haploid phase. Plants have a single life cycle and are entirely diploid.

5 Why is it important for a research company to evaluate its long-range plans concerning resource use and waste disposal?

Access to water is critical to survival in plants. Since competition reduces fitness, natural selection tends to favor species that partition available resources.