Thursday, July 30, 2009

I need help with biology. =D?

1)the law of independent addortment states that the inheritance of alleles for one trait is not affected by the inheritance of alleles for a different traitif the genes fir the traits are on _____.


A)separate chromosomes


B)homologous chromosomes


C)the same chromosomes


D)homozygous chromosomes


2)cells containing two alleles for each trait are described as ____.


A)haploid


B)gametes


C)diploid


D)homozygous


3)a female guinea pig homozygous dominant for black fur color is mates with a male homozygous for white for color. in a litter of eight offspring, there would probably be _____.


A)8 black guinea pigs


B)4 black and 4 white guinea pigs


C)2 black, 4 gray, and 2 white guinea pigs


D)8 with guinea pigs


5)The backbone of a DNA molecule is made of which two components?


A)phospate molecules and ribose sugars


B)deoxyphosphate molecules and ribose sugars


C)phosphate molecules and deoxyribose sugars


D)deoxyphosphate molecules and deoxyribose sugars





thanks for helping me. %26lt;3

I need help with biology. =D?
1. C





2. C





3. cant answer as i dont know which gene is dominant or recessive





5. A (its the "sugar-phosphate backbone")


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