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In Science / Elementary School | 2025-03-05

DAY 1 Learning Task 1 Monohybrid Crosses Answer the following monohybrid crosses. LA plant can produce either a white flower or a purple flower, with the purple flower alle being dominant if a heterozygous purple flower producing plant a motched with a white flower, what are the possible offspring 2.Blue eyes are recessive in humans, while brown eyes are dominant, What is the probability that a child of a blue-eyed father and homozygous brown-eyed mother can have blue eyes? 3. Dimples in a child are a dominant trait. If a mother with no dimples had a child with a father who was heterozygous for dimples, what is the probability that the child would have dimples ? E. Engagement (Time Frame: DAY 2​

Asked by remelynllarina

Answer (1)

Here are the solutions for the monohybrid crosses based on the provided scenarios:1. Plant Flower Color (Purple and White Flowers) • Given: • A plant with heterozygous purple flowers (Pp) is crossed with a white flower plant (pp). • Purple (P) is dominant over white (p). • Punnett Square: P (Purple) p (Purple)p (White) Pp (Purple) pp (White)p (White) Pp (Purple) pp (White) • Possible offspring: • 50% Purple flowers (Pp) (heterozygous) • 50% White flowers (pp) (homozygous recessive)So, 50% of the offspring will have purple flowers, and 50% will have white flowers.⸻2. Eye Color (Blue and Brown Eyes) • Given: • Blue eyes are recessive (bb). • Brown eyes are dominant (B). • The father has blue eyes (bb), and the mother is homozygous dominant (BB) for brown eyes. • Punnett Square: B (Brown) B (Brown)b (Blue) Bb (Brown) Bb (Brown)b (Blue) Bb (Brown) Bb (Brown) • Probability of child having blue eyes: • 0% chance (since all offspring will inherit the dominant brown allele from the mother and the recessive blue allele from the father, so all will have brown eyes).⸻3. Dimples (Dominant Trait) • Given: • Dimples are dominant (D). • No dimples (dd) are recessive. • The mother has no dimples (dd), and the father is heterozygous for dimples (Dd). • Punnett Square: D (Dimples) d (No Dimples)d (No Dimples) Dd (Dimples) dd (No Dimples)d (No Dimples) Dd (Dimples) dd (No Dimples) • Probability of child having dimples: • 50% chance (Dd – heterozygous, has dimples) and 50% chance (dd – homozygous recessive, no dimples).⸻Summary of Answers: 1. Flower color: 50% purple flowers (Pp), 50% white flowers (pp). 2. Eye color: 0% chance of blue eyes (bb). 3. Dimples: 50% chance of having dimples (Dd).

Answered by alliean886 | 2025-03-11