Genetics and Chromosomal Inheritance Flashcards (9 cards)

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1Question

DNA — structure?

Answer

Double helix of nucleotides.

2Question

Chromosomes — function?

Answer

Carry genetic information in condensed form.

3Question

DNA — structure?

Answer

Double helix of two strands.

4Question

Chromosomes — function?

Answer

Carry and organize genetic information.

5Question

Sex chromosomes — role?

Answer

Determine biological sex (XX or XY).

6Question

Gene variants — influence?

Answer

Cause trait differences like hair color.

7Question

Dominant vs recessive — difference?

Answer

Dominant masks recessive in phenotype.

8Question

Blood group genetics — example?

Answer

ABO blood system inheritance.

9Question

Chromosome number — species variation?

Answer

Varies; humans have 46 chromosomes.

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Answer 9 questions on Genetics and Chromosomal Inheritance.

1. What is a chromosome?

2. What is the composition of human sex chromosomes in females?

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