Important concepts in developmental biology, Biology

DEFINITIONS

Embryology - Study of embryo is called as embryology. Zygote to emrbyo in uterus

Developmental biology - Study of pre natal period & post natal period is called as developmental biology.

Embryonic period/pre natal period - This period complete in female uterus or eggs.

Post embryonic period/ post natal period - After birth till to natural death

Ontogenetic development - Development of zygote to adult organism is called as ontogenic development.

Phylogenetic development- It is an evolutionary process in it origin of individual is studied from its ancesters.

Embryogenesis- If ontogenetic development through sexual reproduction or fertilized egg i.e. zygote called as embryogenesis. Sexual body is oozoid.

Blastogenesis - The development of new individual from asexual reproduction called as blastogenesis. Asexual body is blastema and developing animal is called blastozooid.

 

629_process of embryology.png

Posted Date: 10/3/2012 6:41:06 AM | Location : United States







Related Discussions:- Important concepts in developmental biology, Assignment Help, Ask Question on Important concepts in developmental biology, Get Answer, Expert's Help, Important concepts in developmental biology Discussions

Write discussion on Important concepts in developmental biology
Your posts are moderated
Related Questions
How is opening and closing of stomata controlled? Describe a) Why is the length of a food chain in an ecosystem generally limited to 3 - 4 trophic levels? Explain with an examp

P A TTERN OF GROWTH - 1 .       ISOMETRIC - In it an organ grows at the same rate as the rest of body. External form of body is not changed. eg. fish, locust. 2 .

The key enzymes of gluconeogenesis,include: a)  Pyruvate carboxylase b)  Phosphoenol pyruvate carboxykinase c)  Fructose- 1,6-bisphosphatase,  and d)  Glucose-6-phosph

Q. What is the spinal cord? Of which elements is the spinal cord constituted? The spinal cord is the dorsal neural cord of vertebrates it is the part of the central nervous sys

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Q Comparing toxicity and the need for dilution in water how different are the uricotelic and ureotelic excretions? What are some examples of animals that present these respective t

EXTERNA L MORPHOLOGY - Auricle 2 in number at broad area. Both are small, flap like cover ventricles like caps i.e. auricular appendix . It's skeleton is made up of mus

Therapeutic   Accurate identification of the infecting organism is the key to successful treatment.  Antibiotics as per the sensitivity study in high doses IV is given.

The following are the important neuropathic symptoms: 1. Dysesthesia: It means burning or tingling sensation, sunburn like feeling etc. Take a note of duration, time of occurre

Define cause of vitamin a deficiency - Infections? During acute infections, vitamin A intake in preschool children is reduced due to impaired appetite and impaired vitamin A ab