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Vesna [10]
3 years ago
6

Which of the following elements is the most reactive

Biology
1 answer:
Rzqust [24]3 years ago
8 0

Answer:

Magnesium and Calcium.

Hope this helps!

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iogann1982 [59]

Answer:

Explanation:

its either a) or b) i d k choose wisely please

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3 years ago
Which one of the following is an example of the chemical modification of an active pharmaceutical ingredient? Group of answer ch
Alexeev081 [22]

Answer: Combining a basic API with citric acid to produce the citrate salt of the API.

Explanation:

Chemical modifications refers to the processes that involve changes in the general composition of drugs to produce another entity with different chemical properties.

From the answer, Basic API combine with citric acid to produce the citrate salt of API which have different chemical properties from the reactants.

8 0
3 years ago
Which if these is an example of behavioral isolation
Lubov Fominskaja [6]

“Two species of crickets, Gryllus rubens and Gryllus texensis, have different courtship songs which can be identified only by the opposite sex of their own species” is an example of behavioral isolation.

 

Behavioral isolation is an important evolutionary mechanism that helps members of the same species identify each other as proper mates.

 

The correct answer between all the choices given is the third choice or letter C. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.


3 0
3 years ago
How does breathing and heart rate change as someone runs up a slope?
dangina [55]

Answer:

Heart rate goes up, breathing gets labored

Explanation: heart using more blood to work, and then the heart needs more oxygen to work so it forces u to breathe more

Hope this helped!

8 0
3 years ago
What happens to the sagittal crest from oldest to newest
prisoha [69]
In terms of human evolution, the sagittal crest was usually more pronounced and larger in older and robust species compared to younger or gracile species. 

Hope that helped! :)
5 0
3 years ago
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