Same extraembryonic membranes in all vertebrates
Whether extra-embryonic membranes are same in all the vertebrates?
Expert
The presence of each extra-embryonic membrane varies as per the vertebrate class. In fishes and amphibians only yolk sac is present. In birds and reptiles, besides the yolk sac there are the chorion, the amnion, and the allantois. In placental mammals, besides all these membranes the placenta is present too.
Name the brain area responsible for regulation of blood pressure and breathing?
How is digestion executed in the protozoans?
Explain in brief the term cell theory?
Fluoxetine is an antidepressant drug which presents an action mechanism related to synaptic transmission. What is that mechanism describe properly?
What do you mean by the sensory receptors?
Write down the name of molecule which transports oxygen in red blood cells?
Specify some of the target organs of hormones?
Write down the merits of indirect immuno fluorescence.
Define nucleolus: The nucleolus is small and optically denser area in the interior of the cell nucleus. It is made up of ribosomic RNA (that is, rRNA) and proteins. One nucleus can contain one or more nucleolus.
Why organisms live in the certain places?
18,76,764
1925789 Asked
3,689
Active Tutors
1444730
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!