Answer:
The model of water from paper clips can be made as follows:
1) As a water molecule has a single atom of hydrogen, we can place the single green paper clip in the center. This green paper clip will depict a hydrogen atom.
2) As two oxygen atoms are present in a molecule of water we can place each of the two yellow paper clips at the sides of the green paper clip. These yellow paper clips will depict the oxygen atoms.
Answer:
B
Explanation:
Photosynthesis involves the use of energy from sunlight, water and carbon dioxide to produce glucose and oxygen. Cellular respiration uses glucose and oxygen to produce carbon dioxide and water.
Among the given choices, an example of homeostasis is the first choice, which is when a cactus <span>stores water during wet periods, allowing it to live through dry periods
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Homeostasis refers to the ability or tendency of a system (i.e. physiological) to maintain a stable internal environment even when environmental or external conditions may change or vary.
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The other examples given in the choices do not reflect equilibrium because they depict the inability of the body or organisms to maintain a stable internal environment because of failure to cope with changes in the external environment (too much heat, cold, and water loss).
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Answer:
Bacteria alike spores come in hand to hand; meaning one can cause the other if not treated properly and in time. Perhaps washing hands with soap for 20 seconds, when coughing cover cough into your elbow and avoid sneezing into the open air; use tissue to hold your sneeze.
Answer:
the enzymes have been denatured