When two or more genes from the same genome have nucleotide sequences so alike that they most probably arose from gene duplication those genes are called ________.
A. homologs
B. duologs
C. orthologs
D. paralogs
Answer: D
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After some time, the tip of a plant that has been forced into a horizontal position grows upward. This phenomenon is related to _____
A) calcium release from the endoplasmic reticulum of shaded cells B) whether the plant is in the northern or southern hemisphere C) gibberellin production by stems D) auxin production in cells receiving red light E) auxin movement toward the lower side of the stem
Heritability values can be compared between populations if there is variation in the environmental conditions
Indicate whether the statement is true or false
Water has unique properties which include its strength as a solvent; its three environmental stages of solid, liquid, and gas; and its temperature regulation. These properties are due to polar covalent bonds between oxygen and hydrogen. The polar covalent bonds are a result of
A. there being a greater number of electrons in oxygen outermost shell than in hydrogen. B. oxygen being more electronegative and therefore attracting more electrons than hydrogen. C. hydrogen being an electron donor and oxygen being an electron acceptor. D. hydrogen and oxygen having equal electronegative strength and therefore have equal sharing of electrons. E. hydrogen being more electronegative and therefore attracting more electrons than oxygen.
Non-Homologue Chromosomes
What will be an ideal response?