Advancements in many fields of biology, agriculture, conservation, and medicine benefit from DNA technology because
A. researchers have gained understanding of how the DNA structure relates to many traits and diseases.
B. the genes among sometimes diverse organisms can produce favorable traits when transferred from one to another.
C. even DNA replication and cell divisions can produce point mutations and gene abnormalities affecting traits of interest.
D. All of the answer choices are correct.
E. each organism, especially among the eukaryotes, inherits a mix of variable genetic information from previous generations.
A. researchers have gained understanding of how the DNA structure relates to many traits and diseases.
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The growth of a new plant on the margin of a leaf that eventually falls to the ground and grows independently is an
example of ____.
a. fragmentation b. protoplast fusion c. somaclonal selection d. grafting e. apomixes
Each nucleotide is composed of
A. one phosphate, one nitrogenous base, and one sugar. B. two phosphates, one nitrogenous base, and one sugar. C. one phosphate, one nitrogenous base, and two sugars. D. one phosphate, two nitrogenous bases, and one sugar. E. two phosphates, one nitrogenous base, and two sugars.
Which of the following processes is associated with the outer mitochondrial membrane?
A) phospholipid synthesis B) pyruvate oxidation C) ?-oxidation of fats D) proton translocation for ATP synthesis E) electron transport
A biome characterized by hot days, cold nights, and cacti is the
A. tropical rain forest. B. tundra. C. desert. D. taiga.