For the generalized equation Ae- +B ? A + Be-, where e represents an electron. Which of the following statements is TRUE?
A. Molecule A is reduced.
B. Molecule B is oxidzied.
C. Molecule A is oxidized.
D. Molecule B is reduced.
E. Both molecule A is oxidized and molecule B is reduced.
E. Both molecule A is oxidized and molecule B is reduced.
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Evidence for the endosymbiotic theory includes ____
a. RNA in prokaryotes, mitochondria, and chloroplasts arranged in a single, circular genome b. endocytosed cells observed to survive in the cytoplasm of the host cell c. endocytosed organelles observed to survive free in the environment d. fossils of prokaryotic cells in the process of endocytosing cyanobacteria e. rRNA sequences that are unique to prokaryotes, mitochondria, and chloroplasts
Antibodies elicit the production of antigens
Indicate whether the statement is true or false
In sickle cell disease, malformation of red blood cells is caused by only one mistake for one amino acid in the genetic code for hemoglobin.
a. true b. false
From what kind of molecules are nonsteroid hormones made?
What will be an ideal response?