Complete the following sentences by adding the missing word or symbols or number - Leaving Cert Biology - Question 4 - 2007
Question 4
Complete the following sentences by adding the missing word or symbols or number.
(a) Genetics is the study of ........................................................ show full transcript
Worked Solution & Example Answer:Complete the following sentences by adding the missing word or symbols or number - Leaving Cert Biology - Question 4 - 2007
Step 1
In a woman the sex chromosomes are XX; in a man they are
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Answer
XY
Step 2
If the diploid number in a cell is 46, the haploid number is
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Answer
23
Step 3
In order to make proteins, DNA is first transcribed as messenger
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Answer
RNA
Step 4
A change in the genetic material of an organism is called a
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Answer
mutation (allow genetic engineering)
Step 5
Genetics is the study of
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Answer
inheritance or heredity or chromosomes or genes or DNA
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