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Phantasy [73]
4 years ago
11

The cell membrane regulates and controls what kind of

Biology
1 answer:
atroni [7]4 years ago
6 0
Biological cell membranes are selectively permeable, which means that the ease and rate of small molecules passing through membranes vary widely. The plasma membrane regulates exchange of nutrients, oxygen, inorganic ions, waste products, and water. The cellular membrane’s molecular organization controls permeability.
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Yersinia pestis, the organism that causes the bubonic plague, led to the deaths of approximately 75 million people is the 1300's
Ksenya-84 [330]

Answer:

Yersinia pests

Explanation:

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when the flea bites, the bacterium enters the blood stream and through the lymphatic systems it finds it way into the lymph nodes of the armpit and pubic region.

it localized in the nodes leading to swelling, enlarged nodes-buboe, with  painful sensation.

chills, high fever, seizures, are some of the symptoms.

proper hygiene is the best preventive methods.

5 0
3 years ago
An accident resulted in a man’s hand being cut off from his arm. Paramedics arriving first on the scene
Salsk061 [2.6K]
Putting it in ice would decrease the flow of blood, aka "numbing the sever," which would not only decrease the loss of blood but the chances of the cells dying.
8 0
4 years ago
Determine the mass of the regularly shaped balls. Use a mass balance to record the masses of the table tennis ball and golf ball
PSYCHO15rus [73]

Answer:

Tennis ball is 2.7 grams, the golf ball is 46.0 grams

Explanation:

The values were measure on a scale and found to be 2.69 g and 46 g for the table tennis and golf ball respectively. These values are  approximately close to the international standards of 2.7 g and 45.93 g.

7 0
3 years ago
Approximately how many elements accour naturally on earth?
Tatiana [17]

I belive that the elements 1 through 92 occur naturally on Earth, except for elements 43 and 61, although these are only found in very limited concentrations. The elements mostly on the periodic table that accompany uranium are generated only chemically and are classified as transuranium or transuranic components.

8 0
3 years ago
Someone please help me with this answer it’s TIMED
zaharov [31]

Answer:

The answer is the second one.

Aa and Bb has a 25% chance of making an AB, a 50% chance of making an Ab or aB, and a 25% chance of making an ab

8 0
3 years ago
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