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Snowcat [4.5K]
3 years ago
13

Which cell lacks nucleus

Biology
2 answers:
SashulF [63]3 years ago
5 0

The Prokaryotic cells lacks nucleus when DNA is loose inside and is made of a single loop. Hope this helps mate :)

Simora [160]3 years ago
5 0
Prokaryotic cell do not have a nucleus.
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What term identifies the list of materials needed to produce one or more units of a finished good? a. Routing b. Source material
xenn [34]

Answer: option E

Bill of materials

Explanation:

Bill of materials is the listing of all the raw materials, components parts and sets of pieces that can work together to produce one or more units of finished products by a company.

This bill of material is used majorly by manufacturing company to list their raw materials needed for production.

5 0
3 years ago
what questions and answers lead you to the decision that an organism is from the kingdom Archaebacteria
Arte-miy333 [17]

Explanation: we will conclude this by the following characteristics:

1.organims that lack a proper nucleus.

2.they have membrane bounded organelles

3.they are tiny single cell oraganisms which cannot be seen by naked eye.

4.they are the oldest livinh organisms on earth

5.they are present in very harsh conditions like volcanic vents or at the bottom of the sea

5 0
4 years ago
Histone methyltransferases are a class of enzymes that methylate certain amino acid sequences in histone proteins. A research te
Natasha2012 [34]

Answer:

The scientific claim that is most consistent with the findings in the question given is that: histone methylation opens up chromatin at gene R, so transcription factors can bind to DNA more easily.

Explanation:

The transcription of the R gene decreases when histone methyltransferase is inhibited, this proves that histone methylation increases the transcription of the R gene.

When the gene is in the condensed state, RNA polymerase can no longer gain access to the region so as to transcribe the R gene. Thus, in order for the gene to be transcribed, the gene has to be in the open (euchromatin) state.

Histone methylation makes the gene in the euchromatin state.

Therefore, the scientific claim that is most consistent with the findings in the question given is that: histone methylation opens up chromatin at gene R, so transcription factors can bind to DNA more easily.

7 0
4 years ago
Check the three factors that influence population growth. A. Increasing Longevity B. International Migration C. Fertility Rates
Aleksandr [31]

Population growth is the increase in the population number of a given species in a time. Longevity, migration and fertility rates affect population growth.

<h3>What are the factors affecting population growth?</h3>

<u>Increased Longevity</u> has impacted the population growth as the life expectancy has resulted in the accumulation of more people as their age of living has increased.

<u>International Migration</u> can affect the population growth positively and negatively as moving of the person from one region will decrease its population growth while the region where they go will have increased population.

<u>Fertility Rates</u> has a great impact on the population as the fertility rate had decreased due to many factors and the population has declined.

Therefore, option A. longevity option B. migration and option C. fertility rates influence the population growth.

Learn more about population growth here:

brainly.com/question/12228859

3 0
2 years ago
What cellular structure is responsible for ribosome production
luda_lava [24]

Answer:

Nucleolus

Explanation:

This is a cellular structure inside the nucleus that is responsible for the production of ribosomes.

3 0
3 years ago
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