A student went for a short run to investigate the effect of physical activity on his pulse rate. The resting pulse rate for the student was 60 beats per minute and during exercise his pulse rate
increased to 144 beats per minute.
Calculate the percentage increase in pulse rate.

Why does the skin of your finger shrink when you wash clothes for a long time?

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants

Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.