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Anettt [7]
4 years ago
8

Why has the classification of organisms changed over time?

Biology
1 answer:
olchik [2.2K]4 years ago
5 0

Answer:

Classification change over time based on newly gathered information on species in order to accommodate them, such as molecular information about a species.

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Many athletes inhale pure oxygen after exercise in an attempt to increase muscular re-absorption of oxygen. Measured continuousl
koban [17]

Answer:

A

Explanation:

4 0
3 years ago
Which is NOT a critique of neuroscience?
timofeeve [1]

D. Brain activity doesn't necessarily cause behaviour just because they coincide.

Explanation:

  • Neuroscience is the study of the neurons. This deals with how the nervous system develops, the structure of the nervous system and its actions.
  • Neuroscientists are focusing on the brain and its impact on cognitive functions and behaviour.
  • Scientists proved that the chemicals present in the brain are responsible for our general state and mood that we are going through. Damage of brain cell will affect our impulses and the impulsive behaviours.

4 0
3 years ago
Classify each RNA post-transcription processing event according to whether it occurs in prokaryotes or eukaryotes.
tigry1 [53]

'RNA is transcribed and translated in the cytoplasm', 'transcription produces an mRNA ready for translation' and 'RNA is proofread for errors' occur in prokaryotes, whereas '5′ cap, 3' poly-(A) tail and RNA splicing' occur in eukaryotes.

The prokaryotic cells (e.g., bacterial cells) do not contain cell nuclei, thereby the messenger RNA (mRNA) must be transcribed and translated in the cytoplasm.

During prokaryotic transcription, the RNA transcript is proofread for errors. In bacteria, DNA polymerases proofread the transcript by using their 3’ → 5’ exonuclease activity.

In eukaryotic cells, RNA processing consists of several mechanisms:

  • A 7-methylguanosine cap (5′ cap) is added to the 5′ end of the precursor messenger RNA (pre-mRNA).

  • A 3' poly-Adenine (A) tail is added to the 3' end of the pre-mRNA.

  • Both the 5′ cap and 3' poly-(A) tail protect the RNA transcript from its degradation by exonucleases.

  • Eukaryotic RNA splicing consists of the removal of non-coding regions called 'introns' and subsequent splicing of the protein-coding regions called 'exons'.

Learn more in:

brainly.com/question/24415778

7 0
2 years ago
What would you expect to happen to levels of mevalonate in human plasma if an individual were to go from a meat-containing diet
enyata [817]

Answer:

increase

Explanation:

The mevalonate pathway is known to generate isopentenyl pyrophosphate and dimethylallyl pyrophosphate, which are used to synthesize diverse compounds including cholesterol and steroid hormones. The levels of mevalonate in human plasma may be used as a measure of cholesterol synthesis. When the cholesterol level is low, it stimulates its endogenous production by the mevalonate pathway. Since it is well known that the vegetarian diet reduces cholesterol, this diet also increases mevalonate levels.

6 0
3 years ago
Pls help me pls pleasssseeee :
sattari [20]
I’m not 100% sure but I brelieve the correct answer is 30 due to the hurricane being surrounded by land and no water for it to gain size, hence it weakening itself
8 0
3 years ago
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