Heart beat is affected by and . Group of answer choices size and shape muscle and fat hair color and eye color male and female

Warm up, exercise, cool down

Bmust be the answer, as technically all organs move, so a is incorrect. all organs are made of different types of cells, so that isn’t a problem, so c is also incorrect. human hearts are very similar to many other animals’ hearts, so d is also incorrect, yet the heart is made of muscle, which is hard to grow in the lab so it would be correct to say b

As long as it was one lick and the dog is a bigger dog, it should be fine. watch it carefully for a few days.