Photosystem II generates ________, and photosystem I generates ________, both of which are required by the light reactions

Fill in the blank(s) with correct word


ATP; NADPH

Biology & Microbiology

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A mutation in the Hoxc8gene in the ancestor of modern snakes caused its descendants to have ____

a. no forelimbs or necks b. vestigial forelimbs c. necks but not forelimbs d. no ribcages or limbs e. no forelimbs or hindlimbs

Biology & Microbiology

Which of the following events would NOT be expected to occur during a strong El NiƱo year?

a. heavy rains in the central and eastern Pacific ocean b. upwelling of cold water along the west coast of the Americas c. death of phytoplankton in western coastal areas d. warm surface currents flowing from west to east e. weakened equatorial winds

Biology & Microbiology

What is one of the differences between genetic and cultural transmission?

a. Only cultural transmission involves the transfer of information. b. Only genetic transmission is prone to errors (= mutations). c. Cultural transmission can work both vertically and horizontally. d. None of the above.

Biology & Microbiology

Which of the following does not describe the pedigree analysis of an autosomal dominant disorder?

a. heterozygotes are affected b. two affected parents will always have affected children c. affected children usually have an affected parent d. two unaffected parents will not have affected children

Biology & Microbiology