Biology, 25.07.2019 10:00 carlosatniel47
The cardiovascular system delivers nutrients and oxygen to all cells in the human body. your heart is the pump that drives blood flow throughout your body. there are specific factors that can affect blood flow through the cardiovascular system. out such factors. read the statements below and determine which are true about such factors. - a high viscosity of blood causes an increased resistance in the blood vessels and leads to slow blood flow. - a low blood ph decreases the rate of diffusion through the blood vessels and leads to slow blood flow. - as people age, plaque builds up in the arteries increasing vessel resistance, which leads to disease. - the factors that most directly affect blood flow are blood pressure, blood volume, resistance and activity level. - as people age, blood pressure decreases leading to more cardiovascular disease.
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Biology, 22.06.2019 06:00
When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?
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Biology, 22.06.2019 07:40
Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one
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Biology, 23.06.2019 04:00
Where is the female part of a plant located? a.in the pollen b.in the roots c.in the stem d.inside the flower
Answers: 2
The cardiovascular system delivers nutrients and oxygen to all cells in the human body. your heart i...
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