Expert answer:Define the following – chromosome, chromatid

  

Solved by a verified expert:Human Reproductive Biology
1. Define the following: chromosome, chromatid, centromere,
autosome, sex chromosome, gene, karyotype, pheontype, genotype, allele,
dominant, recessive, incomplete dominance, codominance, heterozygous,
homozygous, polygenic, multiple alleles, carrier
2. Black hair is dominant over blond hair. A women with
black hair whose father had blond hair reproduces with a blond haired man. What
are the chances of the couple having a blond-haired child?
3. A child has cystic fibrosis. His parents are normal. What
is the genotype of all persons mentioned?
4. The genotype of a woman with type B blood is BO. The
genotype of her husband is AO. What could be the genotypes and phenotypes of
the children?
5. Describe the structure of DNA. How does it differ from
RNA? What does the term complementary base pairing mean?
6. What are the two types of DNA testing for a genetic
disorder? Briefly describe each.

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