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HUMAN HEREDITY PRINCIPLES AND ISSUES CERTIFICATION EVALUATION EXAMS SET FULL QUESTIONS AND COMPLETE SOLUTION

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HUMAN HEREDITY PRINCIPLES AND ISSUES CERTIFICATION EVALUATION EXAMS SET FULL QUESTIONS AND COMPLETE SOLUTION

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HUMAN HEREDITY PRINCIPLES AND
ISSUES CERTIFICATION EVALUATION
EXAMS SET FULL QUESTIONS AND
COMPLETE SOLUTION

●● Define inheritance in genetics.
Answer: Passing along genetic information from one generation to the
next.


●● What is genetic variation?
Answer: Differences and mutations in genetic material.


●● What are traits?
Answer: Products of information in genes that produce specific
characteristics in the body.


●● What is the genetic material in humans?
Answer: Deoxyribonucleic Acid (DNA).


●● What are genes?
Answer: Units of heredity that contain the instructions for protein
production.

, ●● What are alleles?
Answer: Variants of genes that represent different versions of a trait.


●● How are alleles formed?
Answer: They form by mutation.


●● What is a karyotype?
Answer: A chart of chromosomes organized by the size of chromosome
pairs.


●● How many chromosomes do human cells have?
Answer: 46 chromosomes (23 pairs).


●● What are the sex chromosomes in humans?
Answer: X and Y chromosomes.


●● What is the structure of DNA?
Answer: A double-stranded polymer consisting of a chain of nucleotides.


●● What are the components of a deoxyribonucleotide?
Answer: Phosphate, sugar (deoxyribose), and nitrogenous bases (A, T,
C, G).

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