experimented with oil and water layers in 1917. He proposed that the from the water

in the oils pointed away

• A. Irving Langmuir, fatty acid chains

.

B. Gregor Mendel, fatty acid chains

C. Hugh Davson, proteins

D. Charles Overton, phosphate heads

the answer is c) an oak tree

he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

i hope this : )

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

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bioteacher101