Phenotype Genotype Homozygous dominant Heterozygous Homozygous recessive Phenotypic ratio of monohybrid cross Genotypic ratio of monohybrid cross Phenotypic ratio of dihybrid cross a) physical make up b) Gg c) genetic make up d) gg e) 1:2:1  f) 3:1 g) 9:3:3:1  h) GG

1) How many unique gametes could be produced through independent assortment by an individual with the genotype: AaBb? A) 1 B) 2 C) 3 D) 4 E) 8

1. An offspring that contains both recessive genes for a trait is called A) inbred B) homozygous C) heterozygous D) mutated    2. Why is water considered a polar molecule? A) The oxygen atom is found between the two hydrogen atoms. B) The oxygen atom attracts the hydrogen atoms. C) The oxygen end of the molecule has a slight negative charge, and the hydrogen end has a slight positive charge. D) Both hydrogen atoms are at one end of the molecule, and the oxygen atom is at the other end. 3. An offspring that contains both recessive genes for a trait is called A) inbred B) homozygous C) heterozygous D) mutated 4. Sugar dissolves when stirred into water. The sugar is the ________, the water is the ________, and the sweetened water is the ________. A) solution... solvent... solute B) solute... solvent... solution C) solvent... solute... solution D) solution... solute... solvent

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In guinea pigs, a black coat is dominant to an albino coat, and short hair is dominant to long hair. A BbHh ginea pig is crossed with a bbHH ginea pig. If 30 offspirng are produced, how many would be expeted to be a) black with short hair, b) albino with short hair, and c)albino with long hair?

ASAP PLEASE In Talons, the feral style (S) is dominant over the gladiator style (s), and green eyes (G) are dominant over yellow (g). If a Talon that is heterozygous for both traits is crossed with a Talon that is homozygous recessive for both traits, what is the predicted genotype of the offspring? A)SsGg and Ssgg B)SsGg only C)SsGg, ssgg, ssGg, Ssgg D)ssGg and ssgg only

In humans, cystic fibrosis is a disease caused by a recessive allele (). Individuals with normal (wildtype) phenotype have the genotype (F). If two heterozygous individuals marry and have 8 children, what is the probability that: a) four will be normal and four will have cystic fibrosis? b) one will have cystic fibrosis and seven will be normal? c) All eight children will have cystic fibrosis?

What can explain the phenomenon where the same genotype might give rise to different phenotypes? A) pleiotropy B) penetrance and expressivity C) complete dominance D) codominance E) Incomplete dominance Explain each answer.

Two heterozygote individuals (each carrying a dominant allele and a recessive allele) are crossed. What percentage of offspring in the F1 generation will express the recessive phenotype? A) 50% B)75% C)25% D)0%

A cross is set up: Gg Hh× Gg Hh. What fraction of offspring from this cross will be the GgHh genotype? A) 1/16 B) 4/16 C) 5/16 D) 9/16 E) 3/16