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Sperm is produced in the epididymis. 

What are two advantages of A.I. and two disadvantages of A.I.? 

When selecting for a large number of traits, how fast is the progress of those traits as compared to single trait selection? 

A.I. can enhance the rate of progress through selection. 

Most commercial livestock are considered? 

Mating of animals that are more closely related than the average of the population.  A) Standing Heat B) Breeding Value C) Superovulation D) Chromosome E) Meiosis F) Zygote G) Genes H) Heterozygous I) Outcrossing J) Breed K) Qualitative Traits L) Quantitative Traits M) Hybrid Vigor N) Codon O) Phenotype P) Genotype Q) Heritability R) Selection S) Selection Index T) Contemporaries U) Inbreeding V) Quality Grade W) Crossbreeding X) Grading Up Y) Mitosis Z) DNA AA) Heterosis BB) EPD

Choosing what one wants in a breeding herd.  A) Standing Heat B) Breeding Value C) Superovulation D) Chromosome E) Meiosis F) Zygote G) Genes H) Heterozygous I) Outcrossing J) Breed K) Qualitative Traits L) Quantitative Traits M) Hybrid Vigor N) Codon O) Phenotype P) Genotype Q) Heritability R) Selection S) Selection Index T) Contemporaries U) Inbreeding V) Quality Grade W) Crossbreeding X) Grading Up Y) Mitosis Z) DNA AA) Heterosis BB) EPD

Mating of unrelated animals within the same breed. A) Standing Heat B) Breeding Value C) Superovulation D) Chromosome E) Meiosis F) Zygote G) Genes H) Heterozygous I) Outcrossing J) Breed K) Qualitative Traits L) Quantitative Traits M) Hybrid Vigor N) Codon O) Phenotype P) Genotype Q) Heritability R) Selection S) Selection Index T) Contemporaries U) Inbreeding V) Quality Grade W) Crossbreeding X) Grading Up Y) Mitosis Z) DNA AA) Heterosis BB) EPD

Short Answer: Questions 42-49. Where does fertilization occur in mammals? 

Examine the conditions indicated in this figure, and identify the faulty gates.