The range for a normal resting heart rate is 60 to 90 bpm. a trained athlete could have a resting heart rate of 45 to 60 bpm. why might a very fit person have a slower heart rate than someone of average fitness? 1 pt

What kind of crystalline solid is graphite? o a. molecular solid b. metallic solid o c. network solid d. ionic solid

In a classic experiment using pea shape, mendel conducted two separate genetic crosses. in the first cross the parent plants were “true breeding” for pea shape; one had round peas ( r )and the other had wrinkled (r). the first cross produced a filial 1 generation of all round peas. in the second cross, mendel bred plants from the filial 1 generation. this cross produced different results. out of approximately 1000 plants, about 75% were round and 25% were wrinkled.

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.