New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Week 1 - Chapter 3 Notes

by: Hasana Clark

Week 1 - Chapter 3 Notes PSY 311

Marketplace > Marshall University > Psychlogy > PSY 311 > Week 1 Chapter 3 Notes
Hasana Clark
View Full Document for 0 Karma

View Full Document


Unlock These Notes for FREE

Enter your email below and we will instantly email you these Notes for Child development

(Limited time offer)

Unlock Notes

Already have a StudySoup account? Login here

Unlock FREE Class Notes

Enter your email below to receive Child development notes

Everyone needs better class notes. Enter your email and we will send you notes for this class for free.

Unlock FREE notes

About this Document

Covers Chapter 3 Notes.
Child development
Marianna Linz
Class Notes




Popular in Child development

Popular in Psychlogy

This 2 page Class Notes was uploaded by Hasana Clark on Monday February 8, 2016. The Class Notes belongs to PSY 311 at Marshall University taught by Marianna Linz in Fall 2015. Since its upload, it has received 30 views. For similar materials see Child development in Psychlogy at Marshall University.


Reviews for Week 1 - Chapter 3 Notes


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 02/08/16
Chapter 3: (Male­ XY ; Female XX) Genetic Chromosomes: ­ Chromosomes: A structure that stores and transmits genetic information. Chromosomes  consists of 23 matching pairs X and Y. There is only one XY pair which will determine  the male. ­ First 22 are called autosomes.  ­ The 23 chromosome determines the male or female.  The genetic code: ­ DNA: (deoxyribonucleic acid) double­stranded molecule which in image looks like a  twisted ladder which consists of a chemical basis. A with T, and C with G.  ­ Gene: DNA that runs along the length of the chromosome. Vary in different lengths, 20­ 25,000 genes lie in the human body. ­ Genotype: Genetic make­up  ­ Phenotype­ physical expression of the genotype. (controls a certain level of influences) (You cannot have a phenotype without a genotype) ­ Dominant­recessive inheritance: Dominant traits are always expressed. Recessive traits  are only expressed when a trait is homozygous.  Exceptions to the Dominant­Recessive rule ­    Incomplete dominance­ 2 dominant traits are partially expressed (Sickle Cell). ­    Polygenic inheritance­ Many genes affect single trait in the case of a modifier gene. ­    Pleitropism­ One gene affects several traits as in the case of PKU. ­    Co­dominance­  2 dominant traits are inherited and both are fully expressed as AB type  blood.  Chromosomal Abnormalities:  ­  Usually occurs when there is an error in the cell division. ­ Mitosis­ DNA that can duplicate its self. ­ Meiosis­ Cell with 23 chromosomes instead of 46. ­ Deletions­ Chromosome is missing or deleted. ­ Duplications­ chromosome is deleted. (down syndrome) ­ Translocations­ When part of a chromosome is located to another chromosome.  ­ Inversions­ Part of chromosome that’s been broken off and turned upside down and  reattached.  ­ Rings­ chromosome had broken off and formed a circle or ring. Genetic abnormalities: ­ Maternal Age­ Women are born with the most eggs they will ever have. But when/as the  body gets older, so does the eggs.  ­ Environment­  May play a role in the occurrence of the environment.  rd Disorders on the 23     pair: ­ Supermale­  XYY ­ Superfemale­ XXX ­ Klinefelter­  XXY ­ Turners Syndrome­ XO  ­ Noonans Syndrome­ OY ­ Fragile­ X  


Buy Material

Are you sure you want to buy this material for

0 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Allison Fischer University of Alabama

"I signed up to be an Elite Notetaker with 2 of my sorority sisters this semester. We just posted our notes weekly and were each making over $600 per month. I LOVE StudySoup!"

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.