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Types of Selection

Types of Selection

Natural selection influences the frequencies of particular alleles and phenotypes within populations in several different ways. Primarily, natural selection can be directional, stabilizing, or disruptive. Directional selection favors one extreme trait and shifts the population towards that phenotype while selecting against individuals displaying alternate traits. Stabilizing selection favors an intermediate trait with a narrow range of variation. Deviation from the optimal phenotype towards an...

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Data are individual items of information obtained from a population or sample. Data may be classified as qualitative (categorical), quantitative continuous, or quantitative discrete. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. Random...

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Proofreading

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Synthesis of new DNA molecules starts when DNA polymerase links nucleotides together in a sequence that is complementary to the template DNA strand. DNA polymerase has a higher affinity for the correct base to ensure fidelity in DNA replication. The DNA polymerase furthermore proofreads during replication, using an exonuclease domain that cuts off incorrect nucleotides from the nascent DNA strand.Errors during Replication Are Corrected by the DNA Polymerase EnzymeGenomic DNA is synthesized in...

Proofreading

Proofreading

Synthesis of new DNA molecules is carried out by the enzyme DNA polymerase, which adds nucleotides on the daughter strand complementary to the template DNA strand. DNA polymerase has a higher affinity to add the correct base and ensures fidelity during DNA replication. Furthermore, it exhibits proofreading activity during replication, using an exonuclease domain that cuts off incorrect nucleotides from the nascent DNA strand.
Errors During Replication are Corrected by the DNA Polymerase Enzyme

Proofreading

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Synthesis of new DNA molecules starts when DNA polymerase links nucleotides together in a sequence that is complementary to the template DNA strand. DNA polymerase has a higher affinity for the correct base to ensure fidelity in DNA replication. The DNA polymerase furthermore proofreads during replication, using an exonuclease domain that cuts off incorrect nucleotides from the nascent DNA strand.Errors during Replication Are Corrected by the DNA Polymerase EnzymeGenomic DNA is synthesized in...

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Updated: Jun 7, 2026

BioMEMS and Cellular Biology: Perspectives and Applications

BioMEMS and Cellular Biology: Perspectives and Applications

Published on: October 1, 2007

Editorial.

Saleh M Al-Deeb¹, Sonia Khan

¹Neurosciences, Riyadh, Kingdom of Saudi Arabia.

Neurosciences (Riyadh, Saudi Arabia)

|November 5, 2010

Summary

Neurosciences journal in Saudi Arabia and the Middle East saw increased submissions and website traffic in 2008. Future goals include PubMed indexing and faster publication times.

Area of Science:

Neuroscience
Scientific Publishing

Background:

Neurosciences is a leading journal in Saudi Arabia and the Middle East.
Indexed in Science Citation Index Expanded since 2007, it has seen increased submissions.
The journal aims to enhance its scientific content and reach.

Purpose of the Study:

To report on the journal's performance in 2008.
To outline strategic goals and planned improvements for 2009.
To enhance the journal's value and attractiveness to readers and authors.

Main Methods:

Analysis of manuscript submissions, publication rates, and website traffic for 2008.
Review of article origins and rejection reasons.
Description of planned initiatives for 2009, including new features and process improvements.

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BioMEMS and Cellular Biology: Perspectives and Applications

BioMEMS and Cellular Biology: Perspectives and Applications

Published on: October 1, 2007

Perspectives on Neuroscience

Perspectives on Neuroscience

Published on: July 31, 2007

Major Components of the Light Microscope

Major Components of the Light Microscope

Published on: July 30, 2008

Main Results:

In 2008, 155 manuscripts were received, with 100 articles published (49% original).
58% of published articles were from the Eastern Mediterranean Region, with 42% from other international regions.
Average time from receipt to acceptance was 4 months, and acceptance to publication was 4.9 months. Rejection rate was 29%.

Conclusions:

The journal experienced significant growth in submissions and readership in 2008.
Planned enhancements for 2009 aim to achieve PubMed indexing and improve publication efficiency.
Continued focus on quality control, including plagiarism checks, will be maintained.