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Nina [5.8K]
3 years ago
12

NEED IT ASAP!! I WILL MARK A BRAILIEST

Biology
1 answer:
mihalych1998 [28]3 years ago
4 0

Since Lithium has one valence electron that means it needs to lose it to form a stable structure. That means it's valence is equal to one. Oxygen has six atoms, in order to form a stable octet structure it needs to accept 2 electrons, therefore it's valence is 2.

Therefore two Lithium atoms bond with one oxygen atom to form Li2O

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Some Eukaryotic cells have internal structures that are able to use photosynthesis to convert light energy into chemical energy
grigory [225]

Answer:

The correct answer is the letter b. The endosymbiotic event that brought chloroplasts into Eukaryotic cells actually happened after Eukaryotic lineages diverged so many lineages never actually possessed chloroplasts

Explanation:

The plastid is an organelle linked to membarna found in the cells of eukaryotic organisms, which contains pigments used in photosynthesis. Some eukaryotic organisms over time have inherited the ability to photosynthesize from cyanobacteria by secondary endosymbiosis or ingestion, and are able to capture and sequester photosynthetic cells and chloroplasts, this process is known as kleptoplasty.

6 0
4 years ago
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lukranit [14]

Answer:

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4 0
3 years ago
WILL GIVE BRAINLEST
Andrej [43]

the answer is

chromoplast


3 0
3 years ago
While observing a litter of puppies, Amy and Jose noticed that the puppies had a variety of black and white coat colors. They kn
White raven [17]

Explanation:

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3 0
3 years ago
Why and what do we dream for?
Andrej [43]

Answer:

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6 0
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