Active transport requires energy. Passive transport does not require energy. In case you did not know active transport is the movement of ions or molecules across a cellular membrane from a lower to a higher concentration.
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Answer: ok ill help:
1. over population happens when too many babies are born and the place gets crowded
2. same thing happens is too many immigrants go to 1 place E.G UK
Answer:
Answer is D. Tension
Explanation:
Tension headache is a type of headache that can be described as feeling of dull or moderate pain in the head, which can be inform of a tightness around the head and the neck.Tension headache is also known as stress headache.
It has been discovered that, various activities like driving for a long period of time, staring to a computer for a long period and exposure to cold temperature, can cause tension headache.
The following activities can be developed to reduce or avoid tension headache.
* Drinking a lot of water.
* Regular exercise.
* Sleeping very well
* Limiting stress
* Eating foods like almond and walnut.
In this case, the complaint of a 'pressure' type headache to the back of the head and neck by the man, was a typical feeling ,synonymous to tension headache.
Hi!
The answer is B) it should be repeated by other scientists.
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-Payshence xoxo