Topics: Genetics Vocabulary Quiz
What does the notation Tt mean to a geneticist?
A. two dominant alleles
B. at least one recessive alleles
C. two recessive alleles
D. one dominant and one recessive allele
Select your answer:

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Homeostasis, Nutrition, Digestion & Absorption › ViewWhat type of digestion involves the actual breaking apart of the food by our teeth, tongue, or muscles?
A. chemical digestion
B. diffusion
C. mechanical digestion
D. peristalsis
Human Body › View
How many bones are in the human body?
A. 200
B. 602
C. 206
D. 106