In which of the three vertical intertidal zones is biodiversity the highest? Why?
What will be an ideal response?
ANSWER: Biodiversity is highest in the lower intertidal, because that zone is submerged for the
greatest proportion of time. Exposure to the air is challenging to tidal organisms, not all of
which can sustain long periods out of water.
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________ receptors act more slowly because they act in a(n) ________ manner.
Fill in the blank(s) with the appropriate word(s).
What is meant by the term "paralytic shellfish poisoning"? What are the symptoms, and what organisms are responsible for this disease?
What will be an ideal response?
Heritability measures ________
A) the difference between the environmental and genetic influences on a heritable trait of an individual B) the degree of influence that the sum of the environmental and genetic factors have on a trait C) the portion of the total variation in a trait that is due to variation in genes D) the distribution of the phenotypes of the individuals in a normally distributed population
Which statement describes viruses?
A) Viruses are living cells that can invade other organisms. B) Viruses use energy to perform life functions. C) Viruses use host cells to make more viruses. D) Viruses will die unless they are inside an organism.