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Marianna [84]
3 years ago
7

Explain how two cell structures give plants their shape at a macro level

Biology
2 answers:
VARVARA [1.3K]3 years ago
8 0

The Structural Organization of Cells. The cell is the smallest matter that still absorbs the characteristics of life. All cells have three basic parts, a plasma membrane splits each cell from the environment, permits the flow of molecules across the membrane, and consist receptors that can affect the cell’s activities. A DNA-containing region occupies a portion of the interior. The cytoplasm contains membrane-bound compartments (except bacteria), particles, and filaments & end ash; all bathed in a semifluid substance. Eukaryotic cells are defined by their possession of a membrane-bound nucleus. Prokaryotic cells have no defined nucleus; the only representatives are bacteria.

Lorico [155]3 years ago
4 0

Answer:

Plant cells have chloroplasts because they make their own food. Plant cells have a cell wall so that they do not burst when the central vacuole fills up with water. ... Each organelle has it's own specific function to help the cell survive. The nucleus of a eukaryotic cell directs the cell's activities and stores DNA.

Explanation:

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Compare and contrast mitosis and meiosis. Which statement below is true?
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Answer:

Stem cells replicate via meiosis, not mitosis

Explanation:

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2 years ago
Jane learns the relaxation technique of Progressive Relaxation. When Jane gets stuck in bumper-to-bumper traffic on her way home
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Answer:

It is known as <u>Progressive Muscle Relaxation</u>

<em>b) She alternates muscle tension and relaxation of various muscles in her body.</em>

Explanation:

PMR is a healthy coping skill normally learned in any kind of psychiatric business. For example, I learned PMR while I was inpatient at a behavioral health unit. The way we did PMR was that we'd sit up in our chairs and start from the toes and on up. We squeezed our toes together for a few seconds and then released and then we'd do it a second time. After the toes, it would move up to the feet and we'd use the same process for that and for the rest of the joints.

3 0
2 years ago
Phenytoin blocks the opening of voltage-gated na channels in neurons. therefore, this action has its primary effects on which pa
dusya [7]

Numerous antiepileptic medications, such phenytoin, have been designed to block voltage-gated sodium channels (VGSC) in neuronal membrane. In addition, multiple toxins and pharmacological modulators work by attaching to various biophysical states of the VGSC to cause their effects.  Depending on how modulatory agents act, some VGSC states are stabilized or destabilized, altering the channel's biophysical properties. The first anticonvulsant to successfully treat epileptic disorders without causing undesirable side effects such as brain drowsiness was phenytoin.

Phenytoin has been indicated to block high-frequency neuronal activity potentials from the inner vestibule of the pore, as demonstrated by electrophysiological research and site-directed mutation.

Frequency and voltage both affect phenytoin binding.

There are theories that phenytoin interferes with the late sodium current that sustains depolarizations in epilepsy by blocking non-inactivated channels.

To learn more about phenytoin click here

brainly.com/question/13386639

#SPJ4

7 0
1 year ago
An example of a poison that kills by interfering with atp production is
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You can use a couple of the following: Arsenic, carbon monoxide, cyanide or
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5 0
3 years ago
Match the following vocabulary words. 1. First filial generation; the first generation from a given cross gamete 2. Second filia
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Answer:

i think it is number 1 hope this helps good luck

Explanation:

3 0
3 years ago
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