How does kidney disease affect the immune system?

A. it strengthens it

B. it weakens it

C. it does not affect it

D. none of the above

Biological organization extends beyond the organism to include which of the following? A. populations, communities, and ecosystems B. DNA, RNA, and protein C. Cells, tissues, and organs

Mutations in dna found in which cells are most likely to have significant evolutionary consequences?

Which statement best describes the function of veins, arteries, and capillaries in the circulatory system? A.

All organisms in an ecosystem are linked together in a network of interactions. this quality is called

Where are Photosystems 1 and 2 found

Diphosophorus oxide is held together by which sort of bonding?

Early in development, every neuron has the potential to

What characterizes an igneous rock that forms from rapid cooling above the earth's surface?

why do you think the blood ph stays neutral while the same amount of lactic acid in water was very acidic

What conditions make for a violent volcanic eruption? a. Magma that can flow easily b. Magma with low gas content c. Magma with low silica content d. Magma with high viscosity