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- Created by: saraht83
- Created on: 29-04-16 10:45
1. What is a centromere?
- constriction point, divides chromosome in two 'arms'
- construction point, divides chromosome in four 'legs'
- constriction point, divides chromosome in four 'arms'
- construction point, divides chromosome in two 'arms'
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2. What are chromosomes?
- RNA molecules packaged into thread-like structures in the nucleus, not visible unless cell is dividing
- DNA molecules packaged into thread-like structures in the nucleus, only visible when cell is dividing
- DNA molecules packaged into thread-like structures in the nucleus, always visible
- RNA molecules packaged into thread-like structures in the nucleus, always visible
3. What is the short arm called?
4. What are histones?
- proteins, compact chromosomal DNA, provide energy
- polynucleotides, compact chromosomal RNA, provide energy
- polynucleotides, compact chromosomal DNA, provide energy
- proteins, compact chromosomal RNA, provide energy
5. What is a nucleosome?
- basic repeating structural and functional unit of centromere
- basic repeating structural and functional unit of chromosomes
- basic repeating structural and functional unit of chromatin
- basic repeating structural and functional unit of DNA
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