The Muscles of Your Lower Leg Are Arranged in Antagonistic

question 1

Multiple Choice

The muscles of your lower leg are arranged in antagonistic pairs so that you:

• A)can both flex and extend your leg.
• B)can stand upright.
• C)have a backup when one muscle is not strong enough.
• D)get a stronger contraction than you would with a single muscle.

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Definitions:

Zygote

The initial cell formed when two gamete cells (sperm and egg) are joined through fertilization, representing the earliest stage of development.

Polyploid

The condition of having more than two sets of chromosomes per nucleus. Compare with diploid and haploid.

Hornworts

A group of non-vascular plants belonging to the phylum Anthocerotophyta, characterized by a horn-like structure bearing reproductive organs.

Liverworts

A group of non-vascular plants in the division Marchantiophyta, known for their liver-shaped gametophytes.