The average number of female offspring born to a female over her lifetime is referred to as the
A) crude birthrate.
B) age-specific birthrate.
C) gross reproductive rate.
D) net reproductive rate.
C
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A fly embryo that expresses the bicoid mutant phenotype
A. is genetically wild-type, but has a bicoid mutant mother. B. is mutant for bicoid and has a bicoid mutant mother. C. may be either genetically wild-type or mutant for bicoid, but definitely has a bicoid mutant mother. D. can be either genetically wild-type or mutant for bicoid. The genotype of the mother cannot be determined from the information provided. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about maternal genes? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Before a glucose molecule can be broken down to
release energy, a. one ATP molecule must be added to glucose. b. two phosphate groups must be attached to glucose. c. three ATP molecules must be added to glucose. d. one ATP molecule must be taken away from glucose. e. it must be converted to glycogen
Nonprotein catalysts are known as ________
Fill in the blank with correct word.
A laboratory recipe lists sucrose, an ammonia compound, calcium salts and a buffer as the ingredients for a microbiologic medium. These are added to water and autoclaved. What type of medium does this protocol produce?
A) defined agar B) defined broth C) complex broth D) reducing agar E) complex enrichment broth