Mutations that result in the production of much less of a protein or a protein that functions less efficiently than wild type are
A) null mutations.
B) hypomorphic mutations.
C) hypermorphic mutations.
D) conditional mutations.
E) neomorphic mutations.
B) hypomorphic mutations.
Mutations that result in the production of much less of a protein or a protein that functions less efficiently than wild type are hypomorphic mutations.
You might also like to view...
Exchange of genetic material among different species is called
A. homolgous gene exchange. B. horizontal gene transfer. C. exon shuffling. D. genetic recombination. E. exon shuffling and or genetic recombination.
Long-term exposure to cold can alter metabolism and encourage __________ in which brown adipose
tissue produces heat. Fill in the blank(s) with the appropriate word(s).
Each of the following is a second messenger except
A) cyclic adenosine monophosphate. B) inositol trisphosphate. C) diacylglycerol. D) epinephrine. E) calcium ions.
The discovery of extinct glyptodont fossils and their close resemblance to present-day armadillos led Darwin to make which of the following deductions?
a) All species remain unchanged b) Populations must grow faster than the available food supply. c) Conditions of the day were not suitable for the glyptodonts. d) The present-day armadillos were ancestors of the much larger glyptodonts. e) Extinction was part of the natural "circle of life".