Question

explain what is Down syndrome?

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

Genetics

Related Biology Q&A

Find answers to questions asked by students like you.

Q: When a skeletal muscle is suddenly stretched :-a- it relaxes suddenlyb- it develops a static stretch...

A: The muscular system comprises of skeletal muscles, smooth muscles and tendons. This system plays an ...

Q: Why is swelling of feet of leg caused when a person stands immobile for a long time?

A: The abnormal accumulation of fluid in the tissue of the body is called edema. Edema usually occurs i...

Q: Compare the roles of general transcription factors and transcriptional activator proteins.

A: The central dogma involves the transfer of information from DNA to RNA and then to the proteins. Gen...

Q: “Energy flow in an ecosystem is always unidirectional". justify the statement.

A: In an ecosystem, the interactions among different populations involve two phenomena, namely energy f...

Q: Give an account of the development of systematics.

A: Answer: Systematics is a branch of biology that deals with the systematic classification of organism...

Q: Silent mutations that occur in DNA are quite common in living cells and usually involve no effects o...

A: Answer 1)  Silent mutations are DNA mutations that do not result in a change to the amino acid seque...

Q: From where the exit of waste material is regulated?

A: Digestion is a catabolic process that involves breakdown of complex food substances into simpler one...

Q: Explain the difference between Respiratory and Metabolic Acidosis.

A: Acidosis is an abnormal condition resulting from the accumulation of acid or from the depletion of a...

Q: Provide one example of a clinical implication of a “silent mutation” that proven to have an effect o...

A: Answer: SILENT MUTATIONS  are the mutations in the DNA that do not have an observable effect on the ...

Q: What is the structure, origin and catalytic role of Flavin nucleotides?

A: Structure  and catalytic role of Flavin nucleotide :  

Q: What is an example of a gene family?

A: A gene can be defined as a functional portion of DNA (deoxyribonucleic acid) that encodes the produc...

Q: why Leukemia patients have too many white blood cells.

A: Leukemia is a cancer of the blood cells. The three categories of blood cells, including red blood ce...

Q: For what the food material taken in during the process of nutrition is used?

A: Nutrition is basically the study of nutrients and the energy giving foods are called nutrients. It i...

Q: Recall the structure, epidemiology, and diseases caused by adenovirus.

A: Viruses are minute particles that do not have a cellular machinery of their own. They just have a ge...

Q: If the length of E. coli DNA is 1.36 mm, can you calculate the number of base pairs in E.coli?

A: DNA is the genetic material in E.coli. It has a circular DNA molecule 4.6 million base pairs in leng...

Q: Part 1. Mention why you have wells that do not contain one of the reagents and explain their use Par...

A: Hi! As you have posted multiple questions, I will be answering the first question for you. If you ne...

Q: Please help with all parts of this question. Ensure to double and triple check your answers bc I hav...

A: The alleles are generally of dominant and recessive type and some other forms like codominant are al...

Q: What would happen if a mutation in DNA changed codon 6 in the mRNA to GUA? ( one nucleotide substitu...

A: Sickle cell anemia disorder is characterized by the distorted shape of red blood cells such that the...

Q: Describe the different ways a disease can be transmitted? What impact do we have as human that can s...

A: Health was thought to be a  state of body and mind where a balance of certain humors is found. In la...

Q: What are the different ways in which glucose is oxidised to provide energy in various organisms?

A: The process of exchange of gases through different modes, like air or water, for their survival is k...

Q: Describe the differences between an Outbreak, Epidemic, and Pandemic. Define transmission of disease...

A: Microbes are small living organisms, such as bacteria. Most of them are harmless and even helpful to...

Q: What is the function of a tendon?  To link bones to bones  To link muscles to bones To link muscles...

A: The connective tissue proper is a type of connective tissue which have jelly-like matrix. This matri...

Q: Do membranes form only the outer wrapping of cells?

A: A cell is the fundamental unit of life. All living organisms are made up of one or many cells. The o...

Q: Explain the biological species concept. Why is it not a perfect definition of a species?

A: Biological diversity is the presence of variability of life on Earth. It measures the genetic variat...

Q: Describe the different classes of DNA sequence variation that exist in eukaryotes.

A: Deoxyribonucleic acid (DNA) is the hereditary material that carries genetic information. In the case...

Q: write some events occur during the process of photosynthesis.

A: Photosynthesis is the process by which green plants and algae transform light energy into chemical e...

Q: Hypertension is a medical condition that can develop during pregnancy. What roles can nutrition play...

A: Hypertension is a complication observed in around 6 to 8% of pregnant women. It can lead to signific...