Which is not a property of a mineral?

a. cleavage

b. diffraction

c. hardness

d. luster

The hypoxic zone in the Gulf of Mexico is not unique; at least 200 dead zones exist at estuaries and along seacoasts worldwide.

Which of the following is not a source of groundwater pollution? a. landfills b. septic tanks c. smoke stacks d. fertilizer

how does the number of chromosomes in a sex cell compare with the number of chromosomes in the parent cell

Which of the following statements correctly describes how the force of gravity changes based on your location on Earth? Select all that apply. The further the object is from the center of the earth the stronger the pull of gravity would be.

Which terrestrial palnet has the slowest rate of rotation

For an enzyme catalyzed reaction at equilibrium, what is the K if the concentrations of product is 0.5 mM and concentration of substrates are 6.5 mM and 3.0 mM? a) 3.9x 10 b) 2.56 x 10 c) 167 d) 25.6 e) 2560

Why is circulation in humans called closed double circulation?

Mutations that are passed on off to offspring must occur in

What is needed for translation to occur? Check all that apply O mRNA o ribosome tRNA O codons DONE

Genetic disorder can result when chromtids fail to separate properly. During which phase is this problem most likely to occur?