Which of the following best describes the matter present in an ecosystem?
A. The total amount of matter in an ecosystem is constantly decreasing due to the process of decomposition
B.
The waste materials generated by one organism are often reused by other organisms
C. When an organism reproduces new matter is added to its ecosystem
D. New matter is continuously generated by an ecosystem in a process known as photosynthesis
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Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red. b) the pollen grains will be pure blue. c) the pollen grains will have red interiors and blue exteriors. d) the pollen grains will have blue interiors and red exteriors.

Wich of the following are manual restraint techniques for dogs

Which type of mutation occurs in reproductive cells and can be passed to offspring? somatic mutation germline mutation point mutation frameshift mutation