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FAD 3220 Chapter 2 Exam with correct Answers

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FAD 3220 Chapter 2 Exam with correct Answers

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FAD 3220 Chapter 2 Exam with correct
Answers
Genes - Answer -composed of sequences of DNA

23 pairs - Answer -How many pairs of chromosomes are inherited from each parent?

Sperm - Answer -male sex cell

Ova - Answer -female sex cell

Meiosis - Answer -how sex cells are produced

1) twice 2) four - Answer -Sperm/egg duplicates its chromosomes but divides ___,
forming ___ cells.

23 unpaired - Answer -How many unpaired chromosomes does each cell have?

1) 23 pairs (46 individual) - Answer -All cells in body have _____ of chromosomes
except sperm/egg

Zygote - Answer -when the sperm and egg fuse; the first cell of the fetus

1) zygote 2) monozygotic - Answer -If the ___ splits, ___ (identical) twins develop

1) dizygotic - Answer -If 2 separate sperm fertilize 2 separate eggs, the results is ___
(fraternal) twins

Genotype - Answer -all of the genetic material or code in an organism that is not visible
outwardly

Phenotype - Answer -physical expression or observable characteristics

Multifactorial Transmission - Answer -many traits are determined by a combination of
genetics and environment

Fertilization - Answer -sperm and ovum join

Germinal Stage - Answer -fertilization to 2 weeks

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