Adjacent nucleotides on a strand of DNA are connected to each other by a(n) ____
a. hydrophobic interaction
b. phosphodiester bond
c. hydrogen bond
d. peptide bond
e. ionic bond
B
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Which of the following points is NOT a common ancestor of both Animals and Ministerids?
A. 6 B. 1 C. 4 D. 5 E. 1 and 6
In a certain breed of chicken, two genes control
color. A dominant allele (I) inhibits the expression of any color gene (C). A second recessive gene (c) results in albinism when homozygous (cc). Give the F2 phenotypic ratio of a colored chicken ii CC with a white II cc. What will be an ideal response?
Some members of the alphaproteobacteria produce a structure called a (filament/prostheca/pilus) to produce extra surface area for nutrient absorption
What will be an ideal response?
Which feature is necessary for a scientific hypothesis?
What will be an ideal response?