Kidney stones are mainly formed by which of the following compound?

[A] Sodium chloride[B] Silicates[C] Calcium bicarbonate[D] Calcium Oxalate

What molecule is a byproduct of cellular respiration

Ep-31 which is the major cause of fatalities involving small boats

Which statement is least likely to support the endosymbiotic theory?

What starts the light reaction of photosynthesis? A) light strikes the chloroplast B) light strikes the Mitochondrion C) A period of darkness proceeds D) water from the roots travel to the leaves

Chloroplasts cannot move on their own. How do they move around the cell?

Why is salt so precious in the rain forest?

A human activity that could significantly decrease the amount of carbon dioxide in the air is (1) increasing the use of fossil fuel (2) controlling insect pests that eat stored grain (3) burning garbage and trash to generate electricity (4)

What are somatic cells

What type of bacteria causes environmental change

Contrast a food chain with a food web, and include the total % of energy which is conserved between each level of a food chain