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Genes & Human Reproduction

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Presentation on theme: "Genes & Human Reproduction"— Presentation transcript:

1 Genes & Human Reproduction
LAMC CD 1 Dr. Allen Week 4 Genes & Human Reproduction

2 DNA- double helix molecule that carries genetic information on chromosomes.
Gene- is a section of the DNA. For each pair of chromosomes, the genes for a trait are in the same locations…alleles.

3 Genotype Phenotype The genotype environment influences the developmental opportunities of the phenotype. I added this slide here from the ch 2 (part 1) slides

4 Dominant gene- a powerful allele whose characteristics are expressed in the phenotype...
Recessive gene- a weak allele whose characteristics are expressed in the phenotype... Polygenic inheritance- the case in which a trait (phenotype) is determined by…

5 Conception & Fertility/Infertility
Mitosis- involves autosomes… Meiosis- the process of cell division that results in the production of gametes. Gametes… Gonads…

6 Ovulation- release of an egg (ovum) from the ovary…
Conception

7

8 Theory called homunculus…
Identical twins (Monozygotic) Fraternal Twins (Dizygotic) Conception occurs with... Identical twins can develop their own… Conception occurs with... Always develop individual...


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