The sperm nucleus and ovum nucleus unite in fertilization to form a(n) ________, the first cell of the infant-to-be.
A. blastocyte
B. zygote
C. morula
D. embryo
Answer: B
Anatomy & Physiology
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How is epithelial tissue the opposite of connective tissue?
What will be an ideal response?
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The spinal tract that relays information concerning pain and temperature to the CNS is the
A) fasciculus gracilis. B) fasciculus cuneatus. C) posterior spinocerebellar. D) lateral spinothalamic. E) anterior spinothalamic.
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Which consists of keratinized cells?
A. Nails B. Hair C. Stratum corneum D. All apply.
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Lyme disease is caused by a/an ____________ bacterium, which is a tightly-coiled spiral-shaped bacterium
Fill in the blank(s) with correct word
Anatomy & Physiology