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
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