Have a control. You have to have something to compare your experimental results or else your results could be random chance.
Answer:
All living organisms share several key characteristics or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing. When viewed together, these characteristics serve to define life
Explanation:
<span>D.Oxygen will diffuse from an area of higher concentration (outside the cell) to an area of lower concentration (inside the cell). This is because cells respire constantly, as this process uses up oxygen cells will contain less oxygen than its surroundings. Oxygen moves by the process of diffusion, in diffusion a molecule will always move from a higher concentration to a lower concentration.</span>
Answer:
False
Explanation:
The parachute on a dandelion makes it easily transportable by AIR.
The parachute helps in creating air resistance, and helps the dandelion to glide through the air. The presence of the parachute also plays an important role in the dispersion of its seeds.
The Sickle cell disease is a genetically inherited deformed cell. These cells are deformed into crescent shaped moons. This is serious and can lead to blood clots. Since these cells are deformed, they usually can’t fit in the capillaries aka tubes that carry blood throughout your body. These sells can block the entrances to the capillaries and cause blood flow to stop being transferred from one area of the body to another.
