Two Purebred Plants Are Bred

question 64

Multiple Choice

Two purebred plants are bred. The enzyme that controls the phenotype that is being studied is measured in the progeny and represented in the graph below. What are the expected ratios of the different progeny based on their enzyme levels?

• A)A: 33.3% B: 33.3% C: 33.3%
• B)A: 50% B: 25% C :25%
• C)A: 25% B:50% C: 25%
• D)A: 25% B: 25% C: 50%

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Definitions:

Chest Tube Removal

The process of safely taking out a tube that was inserted into the space around the lungs to remove air, blood, or fluids, often after surgery or injury.

Breath Sounds

The noises produced by the movement of air in the respiratory tract, which can be heard through a stethoscope and provide information about lung health.

Pleural Cavity

The thin fluid-filled space between the two layers of the pleura surrounding each lung, facilitating lung movement.

Posterior Chest Tube

A drainage tube placed in the back part of the chest cavity to remove air, fluid, or blood, promoting lung re-expansion.