Question

Define genetic drift and give three ways in which it can arise. What
effect does genetic drift have on a population?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Biology

Evolution and Adaptation

Related Biology Q&A

Find answers to questions asked by students like you.

Q: Complete the following table. Enter the number of molecules produced in each process during the comp...

A: Glucose is a carbohydrate molecule that is the most commonly used source of energy. The cells perfor...

Q: Robert Bost and Richard Cribbs studied a strain of E. coli (araB14) that possessed a nonsense mutati...

A: Mutations are defined as the change in the sequence of DNA of an organism due to any environmental f...

Q: IN which stage chromatin condenses into chromosomes?

A: Cell division is a procedure in which a parent cell divides into two daughter cells. The cell cycles...

Q: What is an opportunistic pathogen?

A: A pathogen is bacteria, virus, or other microorganisms that can cause disease

Q: what are homoplasmic cells

A: during fertilization, the sperm mitochondrion is not transferred into the egg cytoplasm. this result...

Q: Which ranges represent wavelengths of light plants use for photosynthesis? You can choose multiple ...

A: Plants undergo photsynthesis by absorbing certain wavelengths of light.  This is well explained by t...

Q: List the steps in mRNA formation that occur in eukaryotes but not in prokaryotes

A: mRNA, messenger RNA is a single stranded genetic material, which transfers the genetic material from...

Q: Is Haemophilus influenzae a virus or bacteria?

A: Micro-organism are tiny organisms that cannot be seen by the naked eye, but are visible under micros...

Q: What are arteries?

A: Arteries are blood vessels that take blood away from the human heart to all parts of the body, meani...

Q: The secretion of thyroid hormones is controlled by________.a. TSH from the hypothalamusb. TSH from t...

A: Thyroid hormones are secreted by Thyroid glands, an endocrine gland found in the neck region. It pla...

Q: Describe the properties of emerging viruses.

A: A virus is a very small submicroscopic agent that is known for causing infections in its host organi...

Q: Many beautiful varieties of roses have been produced, particularlyin the last few decades. These new...

A: Horticulture basically refers to the agriculture of food, materials, comfort, and beauty for decorat...

Q: What are the important characteristics of protists?

A: 5 kingdom classifications is a type of classification in which living organisms are classified into ...

Q: Explain salient features and classification of monera?

A: The three domains of life are categorized into eukaryotes, eubacteria, and archaea. The eukaryotes c...

Q: Name the person who proposed that population tends to increase geometrically while food production i...

A: A group of individuals who inhabit a common area and interbreed among themselves to produce fertile ...

Q: What does the sex chromosome genotype XO produce in drosophilia?

A: Generally, there are two types of chromosomes namely autosomes and allosomes. Autosomes determine th...

Q: What foods or substances that can change the volume of a normal urine?

A: Urine is a liquid by-product of metabolism in many animals  and in humans. The path of urine flow is...

Q: What do energy pyramids represent?

A: The pyramids are the graphical models of the quantitative differences that are present between the t...

Q: What form of energy metabolism is widespread amonghyperthermophiles?

A: The organisms that are capable of surviving in extreme hot environment are called hyperthermophile. ...

Q: How do mammals detect different tastes?

A: Mammals belong to Class Mammalia of the Phylum Vertebrae. They are characterized  by the presence of...

Q: Hemophilia is a genetic disorder that compromises an individuals ability to form red blood cells  tr...

A: Haemophilia is one of the mostly inherited genetic disorders that impair the body's ability to make ...

Q: What is the major feature of the ecology ofglomeromycetes?

A: Glomeromycota is one of the major divisions of the kingdom Fungi. These are characterized by the pre...

Q: Where is brown adipose tissue found?

A: The adipose tissue or body fat is a loose connective tissue composed mostly of adipocytes. In additi...

Q: Trichothiodystrophy is a human inherited disorder characterized by premature aging, including osteop...

A: Trichothiodystrophy is a rare, autosomal recessive disease which is characterized by brittle sulfur ...

Q: Scaffolding proteins can hold together can permanently hold together signalling pathways.   Questi...

A: Scaffold proteins has a significant role in many key signalling pathways. These are proteins that in...

Q: Which is theextraembryonic membranewhose function is to storenitrogen wastes of theembryo? Is this f...

A: The membrane that is known to assist the developing embryo is known as an extraembryonic membrane. T...

Q: What is nuclear DNA  ?

A: The genetic material of a eukaryotic cell is DNA (deoxyribonucleic acid). It contains genes that enc...

Q: Plants use ________________________ energy to power photosynthesis.   Question 31 options:  ...

A: Plants are non-motile living beings that are capable of producing their own food utilizing the sunli...

Q: Although ATP supplies energy to an endergonic reaction, why is it not considered a fuel?

A: Adenosine triphosphate (ATP) is defined as a cell’s energy currency. It is a molecule that stores as...

Q: What is labelled diagram of Necator americanus ?

A: Click to see the answer

Q: The influx of which ion accounts for the plateau phase?a. sodiumb. potassiumc. chlorided. calcium

A: Influx refers to an inflow of ions or molecules from extracellular space to intracellular space.

Q: Give the digrammatic representation showing Foot of frog?

A: A frog has four feets: The two front legs are called "hands"and have four toes each the other two b...

Q: What does histone acetylation favor?

A: The DNA (deoxyribonucleic acid) in cell is wrapped around proteins called histones. A DNA segment as...

Q: State the role of pancreatic juice in digestion of proteins.

A: The juices that are secreted by the pancreas are more specifically called the pancreatic juices. The...

Q: Describe a typical vertebra of frog and show how other vertebrae differ from it ?

A: The vertebral column of frog is known for its extreme shortness because of its inflexibility and the...

Q: In this pedigree chart, what is the genotype of individual III-1? (It's circled in blue.)

A: A pedigree is a diagrammatic representation of genetic traits passed on from one generation to anoth...

Q: Describe the importance of mycorrhizae, both today andin the colonization of land. What evidence sup...

A: Mycorrhizae: - It is a symbiotic association between a fungus and the roots of the higher plants. Th...

Q: Define genomic imprinting.

A: Genes are the basic structural and functional unit of heredity. They carry coded genetic information...

Q: DRAW IT In a DNA double helix, a region along oneDNA strand has this sequence of nitrogenous bases:5...

A: DNA is known as deoxyribonucleic acid. It is made up of two strands. DNA is made up of nucleotides. ...

Q: Each organism ensures the informational fidelity of its DNA in which three important ways?

A: The DNA consists of genes that are the functional and physical unit of inheritance. There are some g...

Q: What is living. And define its all components in the living world?

A: The living world is the world that is created by the interaction of a living organism with its surro...

Q: Explain any four ways that the knowledge acquired from environmental microbiology can be applied in ...

A: Viruses are defined as infectious agents that can survive only by invading the living cells. They re...

Q: Goal 3 of the United Nations Sustainable Development Goals is to ‘ensure healthy lives and promote w...

A: 5 Strategies to ensure healthy lives and promote wellbeing all. 1) COMPREHENSIVE HEALTH CARE SERVICE...

Q: Summarize the transmission and pathology of the hepatitis C virus.

A: Hepatitis is a viral infection of the liver characterized by inflammation and necrosis. It interfere...

Q: Briefly describe the principles and give an example of the use of aspecific test using immunoelectro...

A: these immunological techniques focus on identifying the antigens [mostly proteins] or antibodies in ...

Q: What do you mean by systolic pressure?

A: The human heart acts like a pump which is used to pump the blood due to the blood experiences a pres...

Q: Succus entericus is the name given to(i) a junction between ileum and large intestine(ii) intestinal...

A: The digestive system includes the gastrointestinal tract and accessory organ that help in digestion ...

Q: What pathogen causes rabies? How does it enter thebody? What are the factors that determine the incu...

A: A pathogen is a microorganism that causes disease in the human body. There are several ways through ...

Q: Give some common examples of dense irregular connective tissue?

A: Dense connective tissue is a type of connective with fibers as its main matrix element also known as...

Q: Explain briefly how micturation is a reflex process; but is also under some voluntary control.

A: The skeletal muscle tissue is found directly or indirectly attached to the bones and is under the vo...