Organisms that use CO2 as their source of carbon are called
A. organotrophs.
B. heterotrophs.
C. autotrophs.
D. chemotrophs.
C
Biology & Microbiology
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What is the definition of energy?
A. The amount of order in a system B. The capacity to do work C. The movement of an object D. Particles moving in waves through a system
Biology & Microbiology
The simplest structure shared among all living organisms is the
A. gut. B. cell. C. photosynthetic chloroplast. D. community. E. nucleus.
Biology & Microbiology
Scientists are documenting the level of radiation in ____ forests along the western coasts of North America because
they tend to take up and concentrate radioactive material, making it easier to detect.
a. aspen b. alder c. Douglas fir d. cedar e. kelp
Biology & Microbiology
What cell type develops into plasma cells?
A) T cells B) macrophages C) helper T cells D) mast cells e) B cells
Biology & Microbiology