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wariber [46]
3 years ago
13

can someone actually help me please The crystals have been dissolved in water. Notice the copper(II) sulphate is the blue soluti

on. Sodium hydroxide is the clear solution what should i write for description of them ?? HELPPP
Biology
1 answer:
lidiya [134]3 years ago
8 0
The Soduim Hydroxide is just lye. It’s a caustic solution used in lots of things like soap, paper and metal processing.
Copper Sulfate gets its blue color from light energy that excites the electrons. It’s an anti microbial and used with wellness healing. Also has agricultural uses as well. Hope this helps you.
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Discribe the types and importance of biological tools and identify their function​
lara31 [8.8K]

Answer:

The answer is below

Explanation:

There are different types of biological tools, with each of them having different functions. However, for the sake of the question, some of the popular tools will be listed here.

1. Stockroom tools: this includes:

Beaker: this is essential to take or storing small substances

Bunsen Burner: this is important in the biological lab to heat a substance

Flask: this is essential in holding liquid substance.

Pipette: it forms of a lab spoon that is used in mixing substances to form a compound or mixture

2. Computer and Imaging system: this is important in image analysis and sequence-analysis programs

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3 years ago
What is the role of chloroplast in photosynthesis
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6 0
3 years ago
An informal committee of the governing body consisting of an equal number of representatives from both the executive committees
torisob [31]
An informal committee of the governing body consisting of an equal number of representatives from both the executive committees of the governing body and medical staff is the JOINT CONFERENCE committee.

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8 0
4 years ago
Rarely, hybridization has occurred between polar bears and grizzlies. The presence of grolars and pizzlies:
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Answer:

The correct answer is d. suggests that the time since divergence may not be sufficient for complete reproductive isolation to have occurred.

Explanation:

Polar bears are evolved from brown bear and grizzly bears are subspecies of brown bear so polar bears and brown bears are different species. These two species habitat is different so they are geographically isolated but due to the melting of ice by global warming, their niche started overlapping.

Commonly they do no reproduce with each other because of the reproductive isolation but they can produce viable hybrids called growlers and pizzlies if interspecies reproduction takes place which shows that the time interval since divergence is not enough that can make these two species completely reproductive isolated. So the right answer is d.

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3 years ago
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