An important species of the Chesapeake Bay community is the Virginia oyster. The larvae of these oysters settle on top of mature oysters, forming large oyster reefs. Oyster reefs allow small fishes to avoid predators and provide shelter for a variety of marine invertebrates. Which of the following best describes the role of Virginia oysters in the Chesapeake Bay?
A. a pioneer species
B. a foundation species
C. an invasive species
D. a dominant species
Answers: 2
Biology, 22.06.2019 20:00, Arealbot
Which of the following statements about polysaccharides are correct? choose all that apply. cellulose is a linear, unbranched polymer of glucose monomers. starch is typically more highly branched than glycogen. cellulose is a major component of both plant and animal cells. glycogen is a storage form of glucose in animal cells. glycogen is the most abundant organic compound on earth. starch and cellulose are found in plants.
Answers: 2
Biology, 22.06.2019 21:00, whereswoodruff
Some steps in cell division are shown below: 1. chromosomes condense and pair up 2. segments of dna of sister chromatids twist and cross 3. exchange of dna occurs between chromosomes 4. four daughter cells are created that are haploid which of the following steps is least likely to occur during meiosis 1?
Answers: 1
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The amount of time it takes for one-half of the original amount of an isotope to decay is known as its question 9 options: correlation half-life period radioactivity
Answers: 1
An important species of the Chesapeake Bay community is the Virginia oyster. The larvae of these oys...
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