If a mutation prevented the formation of lignin,

which tissue would be most affected?



a. vascular cambium
b. parenchyma
c. collenchyma
d. sclerenchyma
e. all of these


D

Biology & Microbiology

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Fireflies have the ability to convert the energy in ATP to light. Which of the following types of work is performed by the firefly?

A) bioluminescent B) heat C) concentration D) electrical E) mechanical

Biology & Microbiology

Outline a procedure for producing a useful new recombinant product

What will be an ideal response?

Biology & Microbiology

Your father has type B blood, and your mother has type O blood. You learn that you also have blood type O. What

does this tell you?

a. You father is homozygous for type B blood. b. Your mother is heterozygous for type O blood. c. Your father's genotype is IBi and your mother's genotype is ii. d. Your father's genotype is IBIB and your mother's genotype is ii. e. Your father's genotype is IAIB and your mother's genotype is ii.

Biology & Microbiology

Movement of matter or energy in nature may be the

result of a. concentration gradients. b. differential pressures. c. differences in electrical charges. d. the existence of thermal differentials. e. all of these.

Biology & Microbiology