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4.1.2.1 Chromosomes
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Total cards: 7•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (7)
#1
Front (Question)
What is genetic material in the form of?
Back (Answer)
• chromosomes
#2
Front (Question)
What are chromosomes like in the nucleus?
Back (Answer)
• coiled up lengths of DNA molecules
#3
Front (Question)
What does each chromosome carry?
Back (Answer)
• a large number of genes
#4
Front (Question)
What is a gene?
Back (Answer)
• a short section of DNA that codes for a protein • controls characteristics
#5
Front (Question)
What do body cells normally have two copies of?
Back (Answer)
• each chromosome • one from the organism’s ‘mother’ and one from the ‘father’
#6
Front (Question)
How many chromosomes are in a human cell?
Back (Answer)
• 23 pairs • 46 overall
#7
Front (Question)
How many chromosomes are in a gamete?
Back (Answer)
• 23 chromosomes total in each cell