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BLG1501 Assignment 2 (COMPLETE ANSWERS) Semester 1 2026 (641006) - DUE 20 April 2026

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BLG1501 Assignment 2 (COMPLETE ANSWERS) Semester 1 2026 (641006) - DUE 20 April 2026; 100% TRUSTED Complete, trusted solutions and explanations. For assistance, Whats-App 0.8.1..2.7.8..3.3.7.2... Ensure your success with us...... QUESTION 1 A purple flower (P) is dominant, and the white flower (p) is recessive. Use the Punnet square to predict the results of this monohybrid cross between a purple homozygote flower and a white homozygote flower and state the phenotypic and genotypic ratios of the F2 generation. [20] QUESTION 2 2.1 Tabulate the differences between prokaryotic and eukaryotic cells. (14) 2.2 Write explanatory notes on the structure and function of ribosomes. (10) [24] QUESTION 3 List the phases of meiosis I and meiosis II and describe the events characteristic of each phase. [25] QUESTION 4 4.1 Distinguish between parasitism, mutualism, and commensalism and give examples of each symbiotic relationship (9) 4.2 Briefly explain the four major threats to biodiversity and give an example of each. (12) QUESTION 1 A purple flower (P) is dominant, and the white flower (p) is recessive. Use the Punnet square to predict the results of this monohybrid cross between a purple homozygote flower and a white homozygote flower and state the phenotypic and genotypic ratios of the F2 generation. [20] QUESTION 2 2.1 Tabulate the differences between prokaryotic and eukaryotic cells. (14) 2.2 Write explanatory notes on the structure and function of ribosomes. (10) [24] QUESTION 3 List the phases of meiosis I and meiosis II and describe the events characteristic of each phase. [25] QUESTION 4 4.1 Distinguish between parasitism, mutualism, and commensalism and give examples of each symbiotic relationship (9) 4.2 Briefly explain the four major threats to biodiversity and give an example of each. (12)

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BLG1501
Assignment 2 Semester 1 2026
Unique number: 641006
Due Date: 20 April 2026

QUESTION 1

F1 Generation – First Cross (PP × pp)

Parents:

Purple (homozygous dominant) = PP

White (homozygous recessive)= pp

Gametes:

PP produces only P gametes.

pp produces only p gametes.

Punnett Square (F1 Generation):

P P

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QUESTION 1

F1 Generation – First Cross (PP × pp)

Parents:

Purple (homozygous dominant) = PP

White (homozygous recessive)= pp

Gametes:

PP produces only P gametes.

pp produces only p gametes.

Punnett Square (F1 Generation):

P P

p Pp Pp

p Pp Pp

F1 Genotype = All offspring are Pp (heterozygous).

F1 Phenotype = All offspring have purple flowers (since P is dominant).




F2 Generation – Second Cross (Pp × Pp)

We now cross two heterozygous purple-flowered plants (Pp × Pp).

Punnett Square (F2 Generation):

P p

P PP Pp

p Pp pp

Disclaimer
Great care has been taken in the preparation of this document; however, the contents are provided "as is"
without any express or implied representations or warranties. The author accepts no responsibility or
liability for any actions taken based on the information contained within this document. This document is
intended solely for comparison, research, and reference purposes. Reproduction, resale, or transmission
of any part of this document, in any form or by any means, is strictly prohibited.

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Adam Purcell Basic Biology
Publisher: 2018 ISBN: 9780473440145 Edition: Unknown

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