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AnnZ [28]
3 years ago
14

Which of the following demonstrates the Commutative Property of Multiplication?

Biology
1 answer:
sp2606 [1]3 years ago
6 0

Answer:

3(4a-2)=12a-6

Explanation:

3x4a=12a

3x-2=-6

Therefore it's 12a-6

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5. Describe the texture of the marrow from the beef bone.
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Answer:

Bone marrow has a rich, buttery, semi-sweet flavor with a delicately creamy texture. When roasted, the marrow takes on slightly nutty, umami notes

5 0
2 years ago
What three elements do all macromolecules share? Explain how the chemical properties of lipids, nucleic acids, proteins, and ami
Natasha2012 [34]

Answer

Macromolecules in human body

             The macromolecules found in human body are:

1. Carbohydrate,

2. Proteins

3. Lipids, and  

4. Nucleic acids.  

Elements they common share

             All these macromolecules have three elements in common which are:

1. Carbon

2. Hydrogen, and

3. Oxygen.  

                   These elements constitute about 95% of human body.

Difference in Chemical properties

                    Carbohydrate is composed of glucose monomers, which may have aldehyde functional group or ketone functional group. Protein is composed of monomers called amino acids. Each amino acid has carboxylic functional group, amino group, alkyl or aryl group and hydrogen atom. Lipid is composed of fatty acids and glycerol. While nucleic acid is composed of monomer called nucleotide. Each nucleotide is composed of pentose sugar, phosphate group and nitrogenous group. Due to the presence of different functional groups all these macromolecules have chemical properties different from each one


3 0
3 years ago
Carbon dioxide goes from a solid to a gas without becoming a liquid. This is a chemical change.
Keith_Richards [23]

Answer:

I think its true

Explanation:

hope this helps

6 0
3 years ago
Read 2 more answers
The answer is gravitropism in case you guys are wondering
Irina18 [472]
Nobody was wondering
6 0
2 years ago
Male sterility can result from excessively high temperatures around the testes. what adjustment is made to counteract the effect
Natalija [7]

The scrotum reacts to temperature.  When it is cold, the scrotum shrinks, pulling the testes against the body to keep them warm.  When it is hot, the scrotum relaxes, lowering the testes away from the body.  This contractile ability of the scrotum can either raise or lower the temperature of the testes by a few degrees, ensuring that the optimum temperature for sperm production is maintained.

6 0
3 years ago
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