Following replication of chromosomes, sister chromatids are held together by a(n) ________
Fill in the blank(s) with correct word
centromere
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Mutations in the plant Arabidopsis were used to detect the influence of multiple genes on its phenotype
A. true B. false
A reaction can be driven forward by:
A. coupling it to an ATP hydrolysis reaction. B. providing energy for the reaction in the form of intermediates containing acyl phosphate bonds. C. providing energy for the reaction in the form of intermediates containing thioester linkages. D. embedding unfavorable reactions in metabolic pathways containing reactions with large, negative ?Gs. E. All of these choices are correct.
Organisms that grow well at 0°C and have optimum growth temperatures of 15°C or lower are called
A. frigiphiles. B. mesophiles. C. psychrotrophs. D. psychrophiles.
Nociceptors are involved with the detection of
a. heat energy. b. changes in body position. c. chemicals in the air or water. d. pain. e. visible light.