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Lecture Principles of Biology - Chapter 25: The Origin and Evolutionary History of Life on Earth

Lecture Principles of Biology - Chapter 25: The Origin and Evolutionary History of Life on Earth. After completing this section, you will understand the knowledge about chemical conditions of the early Earth, a model for the first cells, life changes the planet: oxygenating Earth’s oceans and atmosphere,...

10/21/2021 4:16:31 AM +00:00

Lecture Principles of Biology - Chapter 24: The Origin of Species

Lecture Principles of Biology - Chapter 24: The Origin of Species. After completing this section, you will understand the knowledge about macroevolution is essentially the formation of new species (speciation) and accompanying events, reproductive isolation can occur in a variety of ways,...

10/21/2021 4:16:18 AM +00:00

Lecture Principles of Biology - Chapter 23: Population Genetics

Lecture Principles of Biology - Chapter 23: Population Genetics. After completing this section, you will understand the knowledge about microevolution is a change in allele frequencies or genotype frequencies in a population over time, genetic equilibrium in populations the Hardy-Weinberg theorem,...

10/21/2021 4:16:07 AM +00:00

Lecture Principles of Biology - Chapter 22: Evolution

Lecture Principles of Biology - Chapter 22: Evolution. After completing this section, you will understand the knowledge about historical perspective on evolution, Darwin’s voyage, Darwin’s theory evolution occurs by natural selection, evidence supporting the theory of evolution,...

10/21/2021 4:15:51 AM +00:00

Lecture Principles of Biology - Chapter 17: Genes and How they work

Lecture Principles of Biology - Chapter 17: Genes and How they work. After completing this section, you will understand the knowledge about genes generally are information for making specific proteins, RNA (ribonucleic acid), overview of gene expression, transcription (DNA → RNA),...

10/21/2021 4:15:33 AM +00:00

Lecture Principles of Biology - Chapter 16: DNA – The genetic material

Lecture Principles of Biology - Chapter 16: DNA – The genetic material. After completing this section, you will understand the knowledge about evidence that DNA is the genetic material, structure of DNA, DNA replication is semiconservative, DNA replication the process,...

10/21/2021 4:15:23 AM +00:00

Lecture Principles of Biology - Chapter 15: Chromosomal Abnormalities

Lecture Principles of Biology - Chapter 15: Chromosomal Abnormalities. After completing this section, you will understand the knowledge about abnormalities in chromosomal number, abnormalities in chromosomal structure like rearrangements and fragile sites,...

10/21/2021 4:15:14 AM +00:00

Lecture Principles of Biology - Chapter 14: Patterns of Inheritance

Lecture Principles of Biology - Chapter 14: Patterns of Inheritance. After completing this section, you will understand the knowledge about introduction to genetics, applied genetics, rules and terminology for examination of genetic inheritance, expanding the rules and terminology to follow two (or more) genes in a cross,...

10/21/2021 4:14:57 AM +00:00

Lecture Principles of Biology - Chapter 13: Meiosis and Sexual Life Cycles

Lecture Principles of Biology - Chapter 13: Meiosis and Sexual Life Cycles. After completing this section, you will understand the knowledge about modes of reproduction, diploid/haploid and meiosis, meiosis I and meiosis II phases, key differences between mitosis and meiosis,...

10/21/2021 4:14:47 AM +00:00

Lecture Principles of Biology - Chapter 12: The Cell Cycle

Lecture Principles of Biology - Chapter 12: The Cell Cycle. After completing this section, you will understand the knowledge about cell division in prokaryotes, chromosomes, eukaryotic cell cycle, mitosis, cytokinesis,...

10/21/2021 4:14:37 AM +00:00

Lecture Principles of Biology - Chapter 10: Photosynthesis

Lecture Principles of Biology - Chapter 10: Photosynthesis. After completing this section, you will understand the knowledge about energy and carbon sources, electromagnetic spectrum and light, chloroplasts, photosynthesis,...

10/21/2021 4:14:23 AM +00:00

Lecture Principles of Biology - Chapter 9: How Cells Harvest Energy

Lecture Principles of Biology - Chapter 9: How Cells Harvest Energy. After completing this section, you will understand the knowledge about general pathways for making atp, aerobic respiration, anaerobic respiration, fermentation,...

10/21/2021 4:14:11 AM +00:00

Lecture Principles of Biology - Chapter 8: Energy and Metabolism

Lecture Principles of Biology - Chapter 8: Energy and Metabolism. After completing this section, you will understand the knowledge about defining terms and issues, harvesting and using energy, ATPis the main energy currency in cellsenergy harvesting (redox reactions),...

10/21/2021 4:13:57 AM +00:00

Lecture Principles of Biology - Chapter 7: Membranes

Lecture Principles of Biology - Chapter 7: Membranes. After completing this section, you will understand the knowledge about roles of biological membranes, the lipid bilayer and the fluid mosaic model, transport and transfer across cell membranes, specialized contacts (junctions) between cells,...

10/21/2021 4:13:44 AM +00:00

Lecture Principles of Biology - Chapter 6: A Tour of the Cell

Lecture Principles of Biology - Chapter 6: A Tour of the Cell. After completing this section, you will understand the knowledge about cell theory, cell organization and homeostasis, studying cells – microscopy and fractionation, compartments in eukaryotic cells (cell regions, organelles),...

10/21/2021 4:13:29 AM +00:00

Lecture Principles of Biology - Chapter 5: What are the major types of organic molecules?

Lecture Principles of Biology - Chapter 5: What are the major types of organic molecules? After completing this section, you will understand the knowledge about polymers, four major classes of biologically important organic molecules, discuss hydrolysis and condensation, and the connection between them,...

10/21/2021 4:13:17 AM +00:00

Lecture Principles of Biology - Chapter 4: Life is based on molecules with carbon

Lecture Principles of Biology - Chapter 4: Life is based on molecules with carbon. After completing this section, you will understand the knowledge about organic compounds, isomers, functional groups, the chemistry of organic molecules is organized around the carbon atom,...

10/21/2021 4:13:09 AM +00:00

Lecture Principles of Biology - Chapter 3: What’s so great about water?

Lecture Principles of Biology - Chapter 3: What’s so great about water? After completing this section, you will understand the knowledge about polar nature of water molecules, what properties of water are important for life, acids and bases, some useful definitions,...

10/21/2021 4:13:00 AM +00:00

Lecture Principles of Biology - Chapter 2: Chemistry

Lecture Principles of Biology - Chapter 2: Chemistry. After completing this section, you will understand the knowledge about elements and atoms, describing atomic combinations, chemical bonds hold molecules together and store energy, chemical equations describe chemical reactions,...

10/21/2021 4:12:51 AM +00:00

Lecture Principles of Biology - Chapter 1: The Science of Biology

Lecture Principles of Biology - Chapter 1: The Science of Biology. After completing this section, you will understand the knowledge about scientific method, characteristics of living things, information transfer in living systems, diversity of life/classification of living systems,...

10/21/2021 4:12:38 AM +00:00

Phylogenetic, comparative genomic and structural analyses of human Streptococcus agalactiae ST485 in China

Streptococcus agalactiae (Group B Streptococcus, GBS) is a common bacteria species infecting both human and bovine. Previous studies have shown that the GBS isolated from human and bovine are mostly unrelated and belong to separate populations.

10/21/2021 3:50:20 AM +00:00

Environmental pH modulates transcriptomic responses in the fungus Fusarium sp. associated with KSHB Euwallacea sp. near fornicatus

The Ambrosia Fusarium Clade phytopathogenic Fusarium fungi species have a symbiotic relationship with ambrosia beetles in the genus Euwallacea (Coleoptera: Curculionidae). Related beetle species referred to as Euwallacea sp. near fornicatus have been spread in California, USA and are recognized as the causal agents of Fusarium dieback, a disease that causes mortality of many plant species.

10/21/2021 3:50:09 AM +00:00

Comparison of RNA-seq and microarray platforms for splice event detection using a cross-platform algorithm

RNA-seq is a reference technology for determining alternative splicing at genome-wide level. Exon arrays remain widely used for the analysis of gene expression, but show poor validation rate with regard to splicing events.

10/21/2021 3:50:00 AM +00:00

Differential genetic responses to the stress revealed the mutation-order adaptive divergence between two sympatric ginger species

Divergent genetic responses to the same environmental pressures may lead sympatric ecological speciation possible. Such speciation process possibly explains rapid sympatric speciation of island species.

10/21/2021 3:49:50 AM +00:00

A draft genome of the striped catfish, Pangasianodon hypophthalmus, for comparative analysis of genes relevant to development and a resource for aquaculture improvement

The striped catfish, Pangasianodon hypophthalmus, is a freshwater and benthopelagic fish common in the Mekong River delta. Catfish constitute a valuable source of dietary protein. Therefore, they are cultured worldwide, and P. hypophthalmus is a food staple in the Mekong area.

10/21/2021 3:49:40 AM +00:00

Bacterial endosymbiont Cardinium cSfur genome sequence provides insights for understanding the symbiotic relationship in Sogatella furcifera host

Sogatella furcifera is a migratory pest that damages rice plants and causes severe economic losses. Due to its ability to annually migrate long distances, S. furcifera has emerged as a major pest of rice in several Asian countries.

10/21/2021 3:49:29 AM +00:00

RNA-seq analysis of gene expression changes during pupariation in Bactrocera dorsalis (Hendel) (Diptera: Tephritidae)

The oriental fruit fly, Bactrocera dorsalis (Hendel) has been considered to be one of the most important agricultural pest around the world. As a holometabolous insect, larvae must go through a metamorphosis process with dramatic morphological and structural changes to complete their development.

10/21/2021 3:49:20 AM +00:00

Using transcriptomics to enable a plethodontid salamander (Bolitoglossa ramosi) for limb regeneration research

Tissue regeneration is widely distributed across the tree of life. Among vertebrates, salamanders possess an exceptional ability to regenerate amputated limbs and other complex structures. Thus far, molecular insights about limb regeneration have come from a relatively limited number of species from two closely related salamander families.

10/21/2021 3:49:11 AM +00:00

Comparative genome analysis of jujube witches’-broom Phytoplasma, an obligate pathogen that causes jujube witches’- broom disease

JWB phytoplasma is a kind of insect-transmitted and uncultivable bacterial plant pathogen causeing a destructive Jujube disease. To date, no genome information about JWB phytoplasma has been published, which hindered its characterization at genomic level.

10/21/2021 3:48:59 AM +00:00

Genes significantly associated with lineage II food isolates of Listeria monocytogenes

Listeria monocytogenes is a widespread foodborne pathogen that can cause listeriosis, a potentially fatal infection. L. monocytogenes is subdivided into four phylogenetic lineages, with the highest incidence of listeriosis occurring within lineage I followed by lineage II. Strains of L. monocytogenes differ in their phenotypic characteristics, including virulence.

10/21/2021 3:48:50 AM +00:00