When sunlight hits chlorophyll, the electrons are excited out of the chlorophyll; the electrons go ________ an energy hill, and as they pass through the electron transport chain they go ________ an energy hill
Fill in the blank(s) with correct word
up; down
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During elongation, which site in the ribosome represents the location where a codon is being read?
A) E site B) P site C) A site D) the small ribosomal subunit
A chromosomal mutation where a segment lacking a centromere breaks off is called a deletion
A. true B. false
Upon finding a carcass, a raven will only call and attract other ravens to the food source if the ____
a. nearby ravens are relatives b. food source is large and plentiful c. food is found in a resident pair's territory d. food is found in his own territory e. food is being consumed by an animal of another species
Select the correct sequence for the pathway of blood through the heart.
A. Body ? Left atrium ? Left ventricle ? Lungs ? Right atrium ? Right ventricle ? Body B. Body ? Right ventricle ? Right atrium ? Lungs ? Left ventricle ? Left atrium ? Body C. Body ? Left ventricle ? Left atrium ? Lungs ? Right ventricle ? Right atrium ? Body D. Body ? Right atrium ? Right ventricle ? Lungs ? Left atrium ? Left ventricle ? Body