A pedigree of an autosomal dominant trait will likely show all of the following characteristics EXCEPT:
a) Skipping of a generation
b) Equal numbers of males and females affected
c) Unaffected individuals do not pass on the trait
d) 1/2 of the offspring of an affected individual are usually predicted to have the trait
Ans: a) Skipping of a generation
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The sunlit portion of a lake where rooted plants are not found is the
A. littoral zone. B. profundal zone. C. abyssal zone. D. limnetic zone. E. benthic zone.
The following are all true about the life cycle of mosses except
A) external water is required for fertilization. B) flagellated sperm are produced. C) antheridia and archegonia are produced by gametophytes. D) the gametophyte generation is dominant. E) the growing embryo gives rise to the gametophyte.
Which kingdom possesses unicellular animal-like species and unicellular plantlike species?
A) Animalia B) Protista C) Fungi D) Plantae
Initiation factors are ____ that assist in the initiation of transcription
a. mRNAs b. proteins c. tRNAs d. amino acids e. snRNPs