Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Review and Preview

Review and Preview

In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
Percentiles are a type of fractile that partition data into...

Review and Preview

Review and Preview

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...

Proofreading

Proofreading

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

Proofreading

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...

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...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Interplay of intracellular and trans-cellular DNA methylation in natural archaeal consortia.

Environmental microbiology reports·2024

Same author

Human Health and Ocean Pollution.

Annals of global health·2020

Same author

Symbiosis between nanohaloarchaeon and haloarchaeon is based on utilization of different polysaccharides.

Proceedings of the National Academy of Sciences of the United States of America·2020

Same author

Author Correction: The discovery of Lake Hephaestus, the youngest athalassohaline deep-sea formation on Earth.

Scientific reports·2019

Same author

The discovery of Lake Hephaestus, the youngest athalassohaline deep-sea formation on Earth.

Scientific reports·2019

Same author

Contribution of Bicarbonate Assimilation to Carbon Pool Dynamics in the Deep Mediterranean Sea and Cultivation of Actively Nitrifying and CO<sub>2</sub>-Fixing Bathypelagic Prokaryotic Consortia.

Frontiers in microbiology·2018

Search research articles

Related Experiment Video

Updated: Jun 5, 2026

Perspectives on Neuroscience

Perspectives on Neuroscience

Published on: July 31, 2007

Editorial - preview

Laura Giuliano¹, Michèle Barbier, Frédéric Briand

¹Commission Internationale pour l'Exploration Scientifique de la Mer Méditerranée (CIESM) 16, Bd. de Suisse MC 98000, Monaco.

Microbial Biotechnology

|January 25, 2011

Summary

No abstract available in PubMed .

More Related Videos

BioMEMS and Cellular Biology: Perspectives and Applications

BioMEMS and Cellular Biology: Perspectives and Applications

Published on: October 1, 2007

Transforming, Genome Editing and Phenotyping the Nitrogen-fixing Tropical Cannabaceae Tree Parasponia andersonii

Transforming, Genome Editing and Phenotyping the Nitrogen-fixing Tropical Cannabaceae Tree Parasponia andersonii

Published on: August 18, 2019

Related Experiment Videos

Last Updated: Jun 5, 2026

Perspectives on Neuroscience

Perspectives on Neuroscience

Published on: July 31, 2007

BioMEMS and Cellular Biology: Perspectives and Applications

BioMEMS and Cellular Biology: Perspectives and Applications

Published on: October 1, 2007

Transforming, Genome Editing and Phenotyping the Nitrogen-fixing Tropical Cannabaceae Tree Parasponia andersonii

Transforming, Genome Editing and Phenotyping the Nitrogen-fixing Tropical Cannabaceae Tree Parasponia andersonii

Published on: August 18, 2019