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PIT_PIT [208]
3 years ago
14

1. Which statement is NOT true about chemical and physical changes?

Biology
1 answer:
KATRIN_1 [288]3 years ago
8 0

Answer: A. Chemical and physical changes could produce precipitates.

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             

Explanation:

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1.Water has a density of 1.0 g/ml. If I throw a rock into the water and it sinks, that means the density of the rock is ________
julsineya [31]

Answer:

  1. object
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  3. s=m/v
  4. dead sea
  5. it do like a adead sea
6 0
3 years ago
GPCRs are receptor proteins found in the plasma membrane that are important for cellular communication. What cellular structure
Allushta [10]

Answer:

The rough endoplasmic reticulum

Explanation:

The rough endoplasmic reticulum has structures called ribosomes attached to them. Proteins which are to be made and transported are made in the ribosomes of the rough endoplasmic reticulum. The proteins are made by the ribosomes and modified by the rough endoplasmic reticulum. From the rough endoplasmic reticulum, the proteins move to the Golgi complex where they are packages to be moved. GPCRs proteins are also produced by the rough endoplasmic reticulum just like the other proteins.

7 0
3 years ago
"(1)They use energy to combine the inorganic molecules carbon dioxide and water into energy-rich organic compounds.
denpristay [2]
By looking at the question and the photo listed above, the statement that will be true for all organisms is the energy is used by the organisms to obtain and transport materials, and to eliminate wastes. The correct answer choice is 4. 
7 0
3 years ago
Describe the similarities and differences between the features found in prokaryotic and eukaryotic plant and animal cells
Sloan [31]
Plant cells have a cell wall, animal cells don't.
Plant cells have a large central vacuole and animal cells have more numerous, smaller vacuoles.
Plant cells have chloroplasts and animal cells do not.
Hope this helps ;)
8 0
3 years ago
In a given year, which would result in the greatest increase in population size?
Kay [80]
2. High birth rate, zero death rate, high immigration, zero emigration

This is because birth rate and immigration increase population size, and death rate and emigration decrease population size, so maximizing the former and minimizing the latter are ideal
8 0
3 years ago
Read 2 more answers
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