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balu736 [363]
3 years ago
5

Pellagra is caused by a deficiency of _____.

Biology
1 answer:
likoan [24]3 years ago
5 0
Vitamin niacin ( vitamin B3)
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What two ions make up most of the salt in seawater with percents?
Evgesh-ka [11]
Chloride and sodium, I believe. Chloride and Sodium are believed to be salty, and this concentration makes up 90% of all dissolved ions in the ocean.
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3 years ago
How many organelles are in plant cells? please list them. :)
Murrr4er [49]
There are 11 organelles in total, 
vacuoles: they store water
Chloroplasts: trap energy from the sun to produce food for plant cell
Cell wall: provides support and protection to the cell membrane, 
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3 years ago
The nutrients which serve as the main sources of energy for the body are
puteri [66]
Complex carbohydrates Such as insoluble fiber. Your body will break that down first because I is much faster than other source to convert to energy. If there isn't any carbs available your body will then convert fat into energy and lastly if there is t and carbs or fat your body will then breakdown protien into energy but that is truly the last resort. Sorry for the errors in this texts I was writing very fast and my phone will not allow me to edit.
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3 years ago
Which of these statements is not correct regarding our limbic system?
Assoli18 [71]
The question does not provide any options, I found the options and here are the options:

<span>A) Sights often create strong emotional responses.
B) The cingulate helps you express your emotional state.
C) Emotional states can alter our blood pressure.
D) Your amygdala judges facial expressions for danger.
</span>
The correct choice is "A", " Sights often create strong emotional responses".
The sense which is more directly involved with a person’s limbic system is the sense of smell and because of that it is the sense of smell which should or is more likely to initiate emotional response.
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3 years ago
Which of the following is true A water is important to some organisms B some substances must be dissolved in water before they c
Marina CMI [18]
THE ANSWER IS BBBBBBBB
3 0
4 years ago
Read 2 more answers
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