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UNIT 33 | Embryonic Development and Heredity PRE-LAB Activity 3: Learning the La

ID: 3515121 • Letter: U

Question

UNIT 33 | Embryonic Development and Heredity PRE-LAB Activity 3: Learning the Language of Genetics tteredit is the transmission of genes and genetic characteristics from parent to child: 2. Match each of the following definitions with its appropriate term. ?nencs is the science that studies how genes are transmitted. 1. chromosome 2. alleles 3. dominant 4. phenotype 5. homologous 6. homozygous 7. karyotype 8. heterozygous 9. genotype 10. gene 11. recessive 12. genome a. describes an allele that is masked b. refers to two alleles that are different c, DNA that is folded and coiled d. a display of an individual's chromosome pairs e. describes an allele that can mask another allele f. the expression of an individual's genotype g. variants of a specific gene h. the genetic makeup of an individual i. refers to alleles that code for the same trait j, an individual's entire set of DNA k. twenty-three pairs of L. segment of DNA that codes for a specific protein chromosomes

Explanation / Answer

a. A RECESSIVE ALLELE is masked by the dominant allele.

b. HETEROZYGOUS CONDITION refers to the presence of two different kinds of alleles.

c. A CHROMOSOME contains folded and coiled DNA.

d. KARYOTYPE is the display of an individual's chromosome pairs.

e. A DOMINANT ALLELE can mask a recessive allele.

f. PHENOTYPE refers to the expression of an individual's genotype

g. ALLELES are the variants of a specific gene

h. GENOTYPE is the genetic makeup of an individual

i. HOMOZYGOUS CONDITION refers to the presence of the same kind of alleles

j. GENOME is the entire set of DNA of an individual

k. Humans contain 23 pairs of HOMOLOGOUS chromosomes

l. GENE is the segment of DNA that can code for a protein