An example of a mineral composed of isolated tetrahedra is the gemstone peridot. peridot is a member of the group, the largest group of minerals with isolated tetrahedron structure.

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion