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blagie [28]
3 years ago
11

Which two elements have the same number of valence electrons? barnium neon silicon carbon

Biology
1 answer:
Mama L [17]3 years ago
4 0

Answer:

silicon and carbon have tge same number of valence electrons !

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Question 23 (Mandatory) (1 point)
aalyn [17]

Answer:

The correct answer is - option b) lipids

Explanation:

Lipids are one of the nutrients that are necessary to the body of an individual organism as it plays role in different ways such as energy storage, cell signaling, component of the cell membrane and many more hat maintain homeostasis in organisms body.

These nutrients are made up of fatty acid and glycerol long chains so these are polymer of glycerol and fatty acid and called triglyceride which provides maximum energy in comparison to other nutrients in need.

Thus, the correct answer is - option B) lipids.

5 0
3 years ago
Which chemicals are used to cut DNA into fragments for a gel electrophoresis procedure
xxTIMURxx [149]

Answer:

Restriction Enzymes

Explanation:

It is restriction enzymes specifically, which are used to cut DNA into fragments. Restriction enzymes can be regarded as biological scalpels which can produce either a blunt end or sticky end in DNA.

4 0
3 years ago
What season do birds call for mates and build nests
zalisa [80]

Answer:

the spring time is when they call for mates

7 0
3 years ago
Read 2 more answers
Do sharks live in the benthic ocean zone?
Elza [17]
Sharks don’t live in the benthic zone
4 0
3 years ago
Ariel drew a diagram to compare two human-induced environmental changes.
dezoksy [38]

Answer:

introduces substances into an environment

Explanation:

eutrophication is just a bunch of algae in a pond or source of water. pollution is bad materials in the air. smoke and algae are substances in an environment.

you're welcome :)

5 0
4 years ago
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