Photoheterotrophs are best described as organisms that obtain energy to make ATP

A) from organic compounds but use sunlight to produce carbon sources.
B) and organic compounds from sunlight.
C) from sunlight but cannot make organic compounds from CO2.
D) from NADH.
E) from organic compounds.


Answer: C

Biology & Microbiology

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Biological evolution of life on Earth, from simple prokaryote-like cells to large, multicellular eukaryotic organisms, _____

A) has occurred in accordance with the laws of thermodynamics B) has caused an increase in the entropy of the planet C) has been made possible by expending Earth's energy resources D) has occurred in accordance with the laws of thermodynamics, by expending Earth's energy resources and causing an increase in the entropy of the planet E) violates the laws of thermodynamics because Earth is a closed system

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Based on the evolutionary tree shown below, RubisCO Form II and RLP beta are orthologs

RLP alpha | RLP beta Ancestral gene | | RLP ancestor | | | | | Duplicate gene | RubisCO Form II | | RubisCO ancestor RubisCO Form I | | RubisCO Duplicate | RubisCO Form III Indicate whether the statement is true or false.

Biology & Microbiology

Describe at least 3 effects of oil spills on marine organisms and the marine environment

What will be an ideal response?

Biology & Microbiology

Raf is to MEK, as MEK is to

A) Ras. B) PI3K. C) MAPK. D) Cdk. E) Akt.

Biology & Microbiology