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Debora [2.8K]
3 years ago
14

Which part of the eye changes shape in order to regulate how much light enters?

Biology
1 answer:
egoroff_w [7]3 years ago
6 0
The pupil controls how much light enters the eye
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Membrane phospholipids
Vsevolod [243]

Answer:

Option-C

Explanation:

The phospholipids are the major constituents of the cell membrane of a cell. The phospholipids contains the glycerol attached to the phosphate group and forms the hydrophilic heads whereas the fatty acid tails from the hydrophobic portion of the membrane.

The hydrophobic head face outwards whereas the tails face inwards.  The structure of the membrane as arranged in bi lipid layer form and in such a way that the membrane molecules can move.  The other molecules present in the membrane like the proteins can drift in the membrane.

Thus, Option-C is correct.

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The term ____________________ describes the chemical substances that make it possible for messages to cross from the synapse of
Aloiza [94]

The term Neurotransmitter describes the chemical substances that make it possible for messages to cross from the synapse of a neuron to the target receptor.

<h3>What are Neurotransmitters?</h3>
  • Neurotransmitters are endogenous chemicals that allow neurons to communicate with each other throughout the body.
  • Chemical synaptic transmission is primarily through the release of neurotransmitters from presynaptic neural cells to postsynaptic receptors.
  • There are a number of neurotransmitters used by the body for different functions, including acetylcholine, norepinephrine, glutamate, GABA, glycine, dopamine, and serotonin.
  • Glutamate is the principal excitatory neurotransmitter used in the brain.
  • GABA and Glycine serve as the major inhibitory neurotransmitters.

To learn more about Neurotransmitters,

brainly.com/question/1980965

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2 years ago
PLS HELP 25 points
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Answer:

C. Pseudo science is also known as 'fake science' because whatever is said is impossible to prove with the scientific method, and a pseudoscientist's mindset is that it's correct until proven wrong.

8 0
3 years ago
The physical characteristics of an organism is its: phenotype. genotype. alleles. gametes.
Veseljchak [2.6K]
The physical characteristics of an organism is its phenotype. I remember this because phenotype and physical both start with 'ph.'

Hope this helps. Good luck! :)
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3 years ago
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How do biologists use genetic engineering to build recombinant DNA?
coldgirl [10]

they combine the DNA of two different organims.

Explanation:

they join together genetic material especially the DNA from different biological species

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