Inhalation is the process where oxygen is taking in to the respiratory system thru the nasal passageways and to the tiny alveolar sacs of the lungs. This process also expands the lungs and the diaphragm heightens or elevates upward.
The counterpart of inhalation is exhalation, where the carbon dioxide is taken out of the lungs in opposite of the oxygen passageways.
This two exchange is called the gas exchange or respiration which happens in the respiratory system responsible for enabling and providing oxygen throughout the body.
Answer:
Cells have different shapes because theydo different things. ... The shapes ofcells have evolved to help them carry out their specific function in the body, so looking at a cell's shape can give clues about what it does. Neurons are cells in the brain and nervous system.
Can you clarify the question
<span>~Hello there!
Your question: Sam came home from school with a cold caused by a virus and his sister, Ana, caught it from him. Sam got well and went back to school. A few days before Ana got well, Sam came down with a cold again. Their mother said that Ana had given the cold back to Sam. How likely is it that their mother is correct, and what does it mean for Ana's chances of
getting sick again?
Your answer: Acquired immunity, he must have picked picked up a different disease virus so Ana can get sick again.
The answer is option A.
Hope this helps~
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The difference between is metaphase in mitosis has ‘pairs of chromosomes’, while metaphase in meiosis have ‘spindle fibers’. They are the same because metaphase 2 is found in meiosis 2. The metaphase 2 in mitosis, chromosomes are arranged on the metaphase plate and are attached to the completed spindle.
I hope this helps
