Which mineral provides the liquid element Mercury?

1 answer:

3 0

CinnabarThe Mineral mercury. Mercury is rare in a native state. Although it is a naturally occurring liquid substance, it is never found in "pools". It only occurs as very small blobs on top of mercury ores such as Cinnabar.

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Match the appropriate food item with the indicator chemical you would use to detect the principal organic molecule present in th

Valentin [98]

Answer:

raspberry jam - benedict's solution

honey - benedict's solution

ground turkey - biuret reagent

oatmeal - iodine

Explanation:

Benedict's test is a test used to confirm simple carbohydrates. it helps in identifying reducing sugars that have free ketone or aldehyde functional groups. Raspberry jam has mainly carbohydrates that can be tested by this indicator.

An iodine test is for the determination of starch which is a non-reducing sugar such as oatmeal

Sudan IV (C24H20N4O) is used for the presence of staining of lipids, triglycerides and lipoproteins. There is no food item given that has a proper amount of fat or lipid

Beuret reagent is a protein testing reagent that shows the presence of the protein. Ground turkey has a huge amount of protein that can be indicated by this

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2 years ago

Nucleus is found in... A. prokaryotic cells. B. eukaryotic cells. C. all cells.

Ad libitum [116K]

Answer:

Eukaryotic cells

Explanation:

Prokaryotic cells do not have a nucleus but eukaryotic cells do.

Hope this helps!

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3 years ago

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A surface wave on ocean surface is an example of an

docker41 [41]

Salutations!

A surface wave on ocean surface is an example of an _______.

A surface wave on ocean surface is an example of an mechanical wave. Mechanical waves are waves that need a substance of medium for the wave's propagation is called mechanical wave.

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2 years ago

Microfilaments are made from a ball-shaped protein called _____.

Tom [10]

The correct answer is actin. Microfilaments are made form a ball-shaped protein called actin. These actins are globular proteins who are the ones responsible for the formation of microfilaments. It is mostly found in the eukaryotic cells.

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Over the past year, maggie has increased the intensity of her running and weight training program and has begun having her menst

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Maggie's training regimen may put her at risk to develop secondary amenorrhea. While amenorrhea is the absence of menstruation, secondary amenorrhea is the absence of the menstrual cycle in females who have started menstruating (having had at least one cycle) and then stop menstruating for a period longer than three months. Secondary amenorrhea occurs in times of extreme stress or weight loss (such as anorexia). Female soldiers have experienced secondary amenorrhea when they have gone to war or have become prisoners of war. Hormone shots, extreme weight gain, birth control, and certain medications also cause the condition.

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