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statuscvo [17]
3 years ago
13

As compared to developing countries, developed countries have a

Biology
1 answer:
kherson [118]3 years ago
7 0
I would say C! Most developing countries have high birth and death rates, while developed countries are more steady.
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Charles Darwin took a five-year voyage around the world observing different
Juli2301 [7.4K]

Answer:

Natural selection.

Explanation:

Natural selection is when organisms who are most adapted to their environment survive and pass on their genes while those with "unfit" genes die and don't get the chance to reproduce! This slowly creates a population that is most well suited to their habitat. Hope this helps again LOL! :)

7 0
3 years ago
Describe the relationship among producer, herbivore and carnivore.
olasank [31]
The herbivore eats plant and the carnivore it’s meat each one eats one specific thing meaning that on a food feb as long as they keep doing what they are doing it doesn’t mess the environment around them
7 0
3 years ago
Heterotrophs select one:
Talja [164]
B is the only answer that correctly correlates to the question. Heterotrophs are organism that are not able to produce their own source of food. To acquire food, they depend on the organic molecules produced by producers.
8 0
3 years ago
Why and/or how are invasive species of plants introduced to new foreign areas?
Simora [160]
Some ways that plants are transported around include seeds, insects, people, and animals. 


6 0
3 years ago
Which effect does a gradual decrease in pH from 13 to 1 have on the action of amylase?
tatiyna

Answer:

A decrease in pH is too acidic compared to optimum pH for amylase activity. The hydrogen ion changes amylase sites of activity and amylase activity become low. At pH 13 to 1 which is acidic, reduces the activity of amylase because the hydrogen ion changes amylase activity sites and render it's action low which will denatures amylase and make it ineffective.

Explanation:

Amylase refer to enzymes that catalyses or breakdown starch into sugars. General, enzymes are biological substances that speed up the rate of chemical reactions.

Enzymes generally are affected by pH. The most favorable pH is the optimum pH which make amylase to be effective or enzymes.

A high pH or low pH has effect on the enzymes and will reduces enzymes activities. A low pH will cause the hydrogen ion to alter the enzymes sites and reduce their activities while high pH will cause the hydroxides ion to alter the enzymes activity sites.

8 0
4 years ago
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