John has been working at Turkey Point (nuclear plant) for the past 20 years. Today he went to the doctor and apparently he is now presenting changes in this lactase gene. In fact the new mutated DNA sequence is: GGTAACGATCGG What type of mutation is this? * 1 point

Substitution

Inversion

Addition

Translocation

In familial hypercholesterolemia individuals homozygous for the allele causing the disorder completely lack receptors on liver cells that take up cholesterol from the blood stream. heterozygous have one-half the number of receptors while individuals homozygous for the normal allele are phenotypically normal. this is an example of a. epistasis b. complete dominance c. incomplete dominance d. codominance

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

If animal agriculture was eliminated, how much grain would become available for human consumption?