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TLS Online TPP Program

#Id: 3801


Cell Aggregation & Differentiation is common to all Dictyostelids.

It consists of an interconnected programme of cell movement and cell differentiation.


#Unit 5. Developmental Biology #Cell aggregation and differentiation in Dictyostelium #Part B Pointers
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TLS Online TPP Program

#Id: 6344

#Unit 8. Inheritance Biology


TLS Online TPP Program

#Id: 6345

#Unit 8. Inheritance Biology

Hemophilia  
X-Linked recessive disease
Reduces blood clotting


TLS Online TPP Program

#Id: 6346

#Unit 8. Inheritance Biology

Z-Linked Characteristics



TLS Online TPP Program

#Id: 6347

#Unit 8. Inheritance Biology

Y-Linked Characteristics
Y-linked traits—also called holandric traits—exhibit a distinct pattern of inheritance.  These traits are present only in males, because only males possess a Y chromosome, and are always inherited from the father.



TLS Online TPP Program

#Id: 6348

#Unit 8. Inheritance Biology

EVOLUTION OF THE Y CHROMOSOME


TLS Online TPP Program

#Id: 6349

#Unit 8. Inheritance Biology

Dosage compensation

Equalization in males and females of the amount of protein produced by X-linked genes.
Each female cell one of the two X chromosome becomes inactive. Which X chromosome is inactivated is random.
The Xist (X inactive specific transcript) gene located on the X chromosome, in required for inactivation. 



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