Logo
Home Study Material Contact Search
AI Chat FREE
  1. sciences
  2. biology
  3. why does a third copy of chromosome 21 result in t

why does a third copy of chromosome 21 result in the complex pattern of developmental and...

90.2K

Verified Solution

Question

Biology

why does a third copy of chromosome 21 result in the complexpattern of developmental and physiological abnormalities associatedthis this syndrome. How does this extra copy - or dose - causethese defects/differences?

Answer & Explanation Solved by verified expert
4.2 Ratings (851 Votes)
The third copy of chromosome cause 21 trisomy causes downs syndromeit is charecterized by presence of third copy of 21 chromosomethe occurence generally increase s when mothers age is more than 35 years of ageThe children generally have mental impairment stunted    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Finance
1.2K views

Four separate cases involving similar fact situations were consolidated as they presented the same constitutional question....

Basic Math
1.2K views

compute the unit tangent vector T and the principal normal unit vector N of the space...

Accounting
1.2K views

Bonita Corp. has 150,240 shares of common stock outstanding. In 2017, the company reports income from...

Biology
1.2K views

Cathie remembers feeling exceptionally exhausted and irritable every January. After years ofstruggling with this "winter...

Biology
1.2K views

How is a covalent bond formed between atoms The atoms share electrons One atom gives...

Physics
1.2K views

4 The temperatures on the four surfaces of a very long square prism with dimensions...

Statistics
1.2K views

9 pts According to a study 67 of cars are some shade of grey white...

Accounting
1.2K views

In an effective balanced scorecard,_______. A. sales budget serves as one of the leading indicator...

Accounting
1.2K views

Agee Company uses a process-costing system for its single product. Material A is added at...

Accounting
1.2K views

Vextra Corporation is considering the purchase of new equipment costing $37,000. The projected annual cash...

Accounting
1.2K views

Waylen signed a three-year contract to support construction projects in Kuwait. He left California on...

Accounting
1.2K views

Golden Corporation agrees to pay an employee $8,000 a year for 20 years beginning ten...