260498
Description
Flashcards by Megan Wilson, updated more than 1 year ago
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Created by Megan Wilson
about 12 years ago
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| Question | Answer |
| Phenotype | Traits actually exhibited by an individual |
| Genotype | Specific inherited information |
| Mitosis | Duplicate cell is identical |
| Meiosis | halves the number of chromosomes |
| What gene influences the phenotype (displayed trait) | Dominant |
| In order to see a recessive trait in an individual, what gene does it need to be paired with? | Recessive |
| List the chromosomal disorders | Downs, Klinefelter, Turner, Fragile X |
| List the Dominant gene disorders | Polydactyl, Achondroplasia, Huntington's |
| List the Recessive gene disorders | Cystic fibrosis, sickle-cell, Tay-Sachs |
| What is the X-linked disorder? | Haemophillia |
| List the Multifactorial disorders | Congenital heart disease, Neural tube defect, Cleft lip/palate |
| What are the four stages of prenatal development? | Conception, Germinal, Embryonic, Foetal |
| Teratogen | A substance or environmental influence that can interfere with or permanently damage an embryo's growth |
| What are the 3 stages of labour | Stage 1 - Contractions to 10cm wide cervix, Stage 2 - Actual birth of baby, Stage 3 - Birth of placenta |
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