Life Science 2022 Paper2 May/June SECTION A 1.1
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Question 1 of 9
1. Question
1.1 Various options are provided as possible answers to the following questions.
Choose the answer and write only the letter (A to D) next to the question
number (1.1.1 to 1.1.10) in the ANSWER BOOK, e.g. 1.1.11 D.This is how your instructions will be in the exam, for this exam practice, just select the correct answer.
1.1.1
The components of a DNA molecule that provide the code for
protein synthesis are the …CorrectIncorrect -
Question 2 of 9
2. Question
1.1.2
During which stage of meiosis do spindle fibres begin to form?CorrectIncorrect -
Question 3 of 9
3. Question
1.1.3
An individual has Down syndrome. In the karyotype there is an
abnormal number of chromosomes at chromosome pair …CorrectIncorrect -
Question 4 of 9
4. Question
1.1.4
An individual that has received an identical allele from each parent
is described as being …CorrectIncorrect -
Question 5 of 9
5. Question
1.1.5
A plant species has a diploid chromosome number of 12.
Which ONE of the following is the haploid chromosome number for
this species?CorrectIncorrect -
Question 6 of 9
6. Question
1.1.6
Inheritance by multiple alleles in genetics refers to …CorrectIncorrect -
Question 7 of 9
7. Question
1.1.7
Which ONE of the following is a reproductive isolation mechanism?CorrectIncorrect -
Question 8 of 9
8. Question
1.1.8
Normal human ova have …CorrectIncorrect -
Question 9 of 9
9. Question
1.1.9
Which ONE of the following occurs in mitosis but NOT in meiosis?CorrectIncorrect
