The energy used by living organisms on earth comes from

a. the sun.

b. the oceans.

c. volcanoes.

d. fossil fuels.

Which solute is least likely to cross a membrane by simple diffusion?

Explain the difference s between aa mineral and a rock. Name five common rock-forming minerals.

What is the causative agent of Q fever? Coxiella burnetii Chlamydophila psittaci Mycoplasma pneumoniae Streptococcus pyogenes

The scientific theory that describes the beginning of the Universe is called the Expanding Universe Theory Contracting Universe theory Big Bang Theory Oscillating Universe Theory

Approximately how many chloroplasts were present in each elodea cell

The text described several forms of CAM or complementary and alternative medicine. Which of the following is a type of CAM?

Which is not a correct description of a member of a protozoan group?

From the equation ΔG = ΔH - TΔS, it can be concluded that ... A. the capacity of a system to perform useful work is related to the total free energy of the system B.

The front leg of an iguana and the wing of a bird look different, but both limbs likely originated from a similar limb in a shared ancestor. Structures such as these are said to be A) heterogeneous B) differentiated C) vestigial D) homologous

What's the genotype of human female