Most fungi secure their nutrients from dead organic matter and are therefore called ________.
Fill in the blank(s) with the appropriate word(s).
saprophytes
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The most abundant cytoskeletal elements are ____
a. intermediate filaments b. flagella c. microtubules d. microfilaments e. centrioles
Tightly curled hair is caused by a dominant autosomal gene in humans. If a heterozygous curly-haired person marries a person with straight hair, what phenotypes (and in what proportions) are expected in the offspring?
What will be an ideal response?
Diapedesis is the movement of white blood cells through intact blood vessel walls into surrounding body tissue. It typically happens when an area of the body is injured or damaged, and an inflammation response is required. What role would you expect cell adhesion molecules to play in this process?
A. Cell adhesion molecules will allow the white blood cells to attach to the injured area so they become immobile. B. Cell adhesion molecules help white blood cells adhere to the blood vessel wall so that they can migrate across the wall and infiltrate into the underlying tissue. C. Cell adhesion molecules will allow the white blood cells to cling to one another to form a migrating clot.
Which of the following statements concerning glycolysis is TRUE?
A. The first step of glycolysis involves substrate level phosphorylation. B. The glycolytic pathway has a net gain of two ATP molecules. C. Glucose is activated by substrate-level phosphorylation. D. Glyceraldehyde 3-phosphate (G3P) is the end-product of glycolysis. E. Two NADH molecules are used during glycolysis.