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Elden [556K]
3 years ago
5

he diploid number for a lily whose pollen contains 12 chromosomes would be _________ and is produced when the pollen, containing

sperm, _______ the egg.
Biology
1 answer:
riadik2000 [5.3K]3 years ago
5 0

the answer is fertilizes

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Claire had a heavy breakfast early in the morning. then she went to the gym to exercise. after the gym, claire went to class. wh
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  • <u>Following breakfast, </u><u>pancreas</u><u>, high blood sugar,</u><u> insulin secretion</u><u>, and liver cells consuming sugar.</u>
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What is secreted in response to high blood sugar?

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How does high blood sugar affect the body?

The blood vessels that provide blood to essential organs can be damaged by hyperglycemia, which raises the risk of kidney disease, heart disease, stroke, visual issues, and nerve problems.

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Which of the following statements is true of meiosis? (4 points)
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In meiosis, one haploid divides in.to two diploid cells
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What are the two phases of speciation?
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Phase 1: Starts with the separation between populations. Separated populations become adapted to local conditions and become genetically differentiated over time.

Phase 2: Genetic isolation is completed, reproductive isolation develops mostly in the forms of prezygotic RIMs. 
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Propose an explanation why there might be a sudden appearance of a species in the fossil record.
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D) Fossils could not be found in that layer of rock.
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Cocaine exerts its pleasurable effects on the brain by:
Semenov [28]

It disconnects the brain's dopamine system.

Further explanation

Cocaine

Cocaine is a capably addictive stimulant medication. For a great many years, individuals in South America have bitten and ingested coca leaves which is source of cocaine, for their stimulant effects. In the mid-1900s, refined cocaine was the primary dynamic fixing in numerous tonics and elixirs created to treat a wide assortment of diseases and was even a fixing in the early plans of Coca-Cola. Prior to the advancement of manufactured specialists utilized cocaine for the relief of pain. However, examine has since demonstrated that cocaine is an effectively addictive substance that can change cerebrum structure and capacity whenever utilized over and over.

Functions of cocaine

It shows very quickly effect after a solitary portion and vanish inside a couple of minutes to 60 minutes. Limited quantities of cocaine for the most part make the person feel euphoric, enthusiastic, loquacious, rationally caution, and easily affected to sight, sound, and contact. The medication can likewise briefly diminish the requirement for sustenance and sleep. Some clients find that cocaine encourages them perform straightforward physical and scholarly assignments all the more rapidly, in spite of the fact that others experience the contrary impact.

Effect of cocaine on dopamine

Cocaine particles block the dopamine transporters which shut down the neuron's capacity to take-up the additional dopamine inside the synaptic parted. This outcomes in expanded degrees of the synapse dopamine present in the extracellular spaces among these neurons.

Answer details

Subject: Biology

Level: College

Key words

  • Cocaine
  • Functions of cocaine
  • Effect of cocaine on dopamine

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