When using hand signals while biking always . use the hand signal and tell what you are doing
ring your bike bell for confirmation
use both hands
check to make sure your hand signals have been seen and understood.

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

The frequency in wich you perform certain exercise depends on the blank of the exercise

In general, why does a tall person have a higher basal metabolic rate than a shorter person of the same weight? a. shorter people have more skin surface area and lose heat more rapidly than a taller person. b. tall people are more active than shorter people. c. taller people have more skin surface area and lose heat more rapidly than a shorter person. d. taller people eat more protein, which takes more energy to digest. e. shorter people eat less than tall people.