Polydactyly is an example of a trait that is both ________ and variably expressive.
A. incompletely penetrant
B. multifactorial
C. pleiotropic
D. completely penetrant
Answer: A
Anatomy & Physiology
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Individuals with ________ have only one sex chromosome, and it is an X chromosome.
A) Trisomy 21 B) Down's syndrome C) Turner's syndrome D) Fragile-X syndrome E) Klinefelter's syndrome
Anatomy & Physiology
Another name for the tunica ________ is the tunica adventitia.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
If you stand on tiptoes to reach something high, you are performing __________ at the ankles.
A. plantar flexion B. abduction C. opposition D. dorsiflexion E. eversion
Anatomy & Physiology
The cornea is found within the ________ of the eye
A) Sclera B) Retina C) Conjunctiva D) Choroid
Anatomy & Physiology