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Rufina [12.5K]
3 years ago
9

PLSS HELP Will Mark brainiest .Why do phospholipids form a bilayer in the cell membrane?

Biology
2 answers:
Fantom [35]3 years ago
4 0

Answer:

The phosphate portions attract water, and the lipid portions repel water.

Explanation:

Phospholipids form layers because the properties of polar heads and nonpolar tails cause the phospholipids to arrange themselves in layers.

Blizzard [7]3 years ago
3 0

Answer:

because the properties of polar heads and nonpolar tails cause the phospholipids to arrange themselves in layers.

Explanation:

BECAUSE I HAVE BIOLOGY AND 100% IT MADE ME XPLAIN NOT TRYING TO BRAG XOXOXOX

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3. Define or<br> describe a cell.
lbvjy [14]

Answer:A cell is the smallest unit of a single or multicellular organism. They provide energy for the body of a multicellular organism, and can be specialized by the body for 1 specific task or many.

Explanation:

Hoped this helped!

5 0
3 years ago
Describe why eukaryotic cells being compartmentalized can make their metabolism more complex? question 11 options: different che
Usimov [2.4K]

different chemical reactions can occur in isolation of each other.

Further explanation

cells can be divided into 2 types according to the presence or absence of the cell nucleus membrane. Cells that do not have a nuclear membrane are called prokaryotic cells. Whereas cells that have cell nuclei are called eukaryotic cells. There are theories of biological evolution and the origin of life that explain the origins of prokaryotic and eukaryotic cell formation.

there is a theory that believes that eukaryotic cells are formed from the prokaryotic cell revolution which continues to grow increasingly complex.

actually the origin of life began in the ocean through the formation of organic compunds from simple compounds, then these compounds will continue to develop into more complex compounds. Simple complex compounds that will form a complex called primordial soup or primordial soup.

The formation of genetic material and cell membranes is believed to be two important steps after the formation of primordial soup and before life. The first genetic material and the first enzyme may be RNA.

Protobion develops into complex forms that contain DNA and can use many raw materials from the environment. Protobion will be replaced with organisms that can make the molecules they need (autotrophs).

Learn  More

eukaryotic cells : brainly.com/question/10816752

Details

Class: college

Subject: biology

Keywords : eukaryotic, prokaryotic, material

3 0
3 years ago
Read 2 more answers
Part of the photosynthesis process that puts carbon dioxide into the form of carbohydrates is the _____.
Anit [1.1K]

The best answer is Calvin cycle.

The Calvin cycle is the main mechanism by which plants convert carbon dioxide into carbohydrates.  The Calvin cycle occurs in three major stages namely the carboxylation phase, reduction phase and regeneration phase in that order.

It is in the carboxylation phase that with the help of an enzyme called RuBisCo that carbon dioxide is added to a sugar called  ribulose  to form a 6-carbon intermediate which is then converted to 3PGA (3-phosphoglycerate)

3PGA goes through the remaining stages to finally  form G3P (glyceraldehyde3 phosphate) which is then used to make carbohydrates essential to the plant  such as sucrose, glucose, starch  and cellulose.



3 0
3 years ago
Read 2 more answers
what is accuracy, precision, and reproducibility ? and why are they so necessary in conducting/designing experiments
jok3333 [9.3K]

Answer:

- Accuracy is the degree by which the measures obtained in an experiment and/or observational procedure are associated with true values.

- Precision is the level of reproducibility that these measurements exhibit in the same (constant) conditions.

- Reproducibility indicates the level of agreement of the results when they are obtained by different researchers by applying the same experimental and/or observational procedures.

Explanation:

In a scientific investigation, it is imperative to achieve higher levels of accuracy and precision when realizing measurements because it ensures that the information is correct (without mistakes). Thus, researchers always try to use better equipment and instrument to make their measurements. Reproducibility is important because it is the only condition that scientists can guarantee to other researchers when they arrive at a result.

4 0
3 years ago
How does change in pulmonary blood pressure and capillary filtration cause Mr. Helms’ rales (wet breath sounds)?
Igoryamba

Answer:

A change in the pulmonary blood pressure leading to an increase in the vessels around the lungs results in fluids moving into the lungs thus causing it to fill up leads to rales.

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3 years ago
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