What Would Be the Results of a Test Cross with the F₁

question 33

Multiple Choice

What would be the results of a test cross with the F₁ flies?

• A)1 brown,thin: 1 red,heavy
• B)1 brown,heavy: 1 red,thin
• C)1 brown,thin: 2 red,thin: 1 red,heavy
• D)1 brown,heavy: 2 red,thin: 1 red,thin

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Definitions:

Origin

The fixed attachment point of a muscle to bone, serving as the starting point for muscle contraction.

Attachment Site

The specific area or location where an organism, cell, or molecular structure binds or connects to another.

Motor Units

Components of the muscular system that include a motor neuron and the skeletal muscle fibers innervated by that neuron's axonal terminals.

Object Lifted

The act of raising or moving an object from a lower position to a higher one, often used to assess strength or ability.