Multiple choice questions
1. Which of the following are pentadactyl limbs
I Bee front leg
II Bird wing
III Dolphin flipper
A ll only
B 1 and II only
Cland Ill only
Dll and Ill only

The image shows ekgs of a person with normal heart waves and of a person having tachycardia. based on this image, what kind of condition is tachycardia? a. the heart beats abnormally fast. b. the heart beats abnormally slow. c. the right atrium of the heart stops working. d. the left ventricle pumps less blood to the aorta.

Which codon is the code for the amino acid histidine (his)?

Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false