The decrease of carbon-12 in a fossil indicates the age of that fossil

__________________ Indicate whether the statement is true or false.


F, carbon-14

Biology & Microbiology

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Heat is released in both photosynthesis and cellular respiration as a byproduct.

A. True, both processes release heat B. Fall, neither photosynthesis nor respiration release heat as a byproduct C. False, only cellular respiration releases heat as a byproduct D. False, only photosynthesis releases heat as a byproduct

Biology & Microbiology

Photosynthetic pigments that absorb light from regions of the visible spectrum not absorbed by chlorophyll are referred to as ____

Fill in the blank with the appropriate word.

Biology & Microbiology

Which of the following molecules forms the coat during receptor-mediated endocytosis-coated pit formation?

A) mannose-6-phosphate B) T-SNARE C) clathrin D) tethering protein E) caveolin

Biology & Microbiology

Regarding the efficient initiation of transcription by RNA polymerase II, which specific "upstream" signals appear to be involved?

What will be an ideal response?

Biology & Microbiology