If a person weighs 80kg, how many mg of H2S would it take to cause eye

xirritation to begin?

Geographers identify four major kinds of plant life in the united states and canada: tundra, grassland, desert scrub, and what.

What is the rule that governs the direction of diffusion?

Be able to classify Diatoms and E. coli as bacteria, protist, or fungus compare and contrast the characteristics of the two kingdoms

Organ systems of the human body interact to maintain a balanced internal environment. As blood flows through certain organs of the body, the composition of the blood changes because of interactions with those organs.

Which statement below is correct about the digestive system? The stomach comes together with other tissues to create the small intestine.

If a cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after mitosis and cytokinesis? and can u explain because i dont understand

A lab technician runs the results of a simple PCR reaction through a gel electrophoresis to test a sample of imported hamburger meat for the presence of a DNA sequence that is known to be found in kangaroos and not in cows.

If Earth was not titted on its axis, what changes would you expect to see in the seasons?

Why are organelle important for cell homeostasis

In what way does the cerebellum coordinate and "fine tune" skeletal muscle movements? Check all that apply. It consciously coordinates minute muscle movements. It consciously coordinates minute muscle movements.