5. What is a gene? 6. When would the effects of a recessive gene be expressed? 7

Question

5. What is a gene? 6. When would the effects of a recessive gene be expressed? 7. What is the relationship of the nucleus, chromosome, DNA, 8. How many chromosomes are in each human cell? How many 9 Describe why siblings share only 50% (not 100%) of the same 10. Why are X-linked diseases, such as colorblindness and 11. What is RNA? How does messenger RNA help in 12. What is a structural gene? What is a regulatory/operator gene? 13. Explain how a clone would be the same as the donor animal? genes, and nucleotides/bases? chromosomes are in an egg or sperm? genes hemophilia, more common in males? manufacturing a protein? What is a codon? What is gene expression? Different from the donor animal?.

Explanation / Answer

5) Gene is the fundamental, physical and functionap unit of heredity that accounts for the bases that codes for a protein.

6) Recesive gene will only be expressed when organism has two recesive allele of the same gene.

7) Nucleotides make up DNA and some part of dna is coded to proteins and this part is known as gene. Cluster of all the DNA make up chromosome and chromosomes are present in nucleus.

8) There are total 46 chromosomes in human cell and exact half that is 23 are present in egg or sperm.

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