Allantois as adaptation to terrestrial life
Explain why allantois is considered as an adaptation to the terrestrial life?
Expert
Allantois is an adaptation to the dry land since in embryos of the oviparous terrestrial beings, such as birds and reptiles, the metabolic residuals cannot be instantly excreted to aquatic surrounds (just like amphibian and fishes larvae do). It was essential then for appearance of structure capable of storing the embryonic excretes until the process of hatching.
What is the necessary amino acid present in children? Answer: Essential amino acid present in the children is histidine.
Define the term anoxia? Briefly explain it.
Which type of tissue is cartilaginous and osseous tissue?
How can nutrients are classified?
Explain the plant hormones?
Assume in downtown Chicago the equilibrium rent for two-bedroom apartment is $900 per month. The city council decides to place price ceiling on apartments and will not permit landlords to charge more than $700 per month. Draw this condition using a graph. E
Where does hematopoiesis take place?
Do squids and octopus have exoskeleton?
What is the best manner to land a job in the pharmaceutical sales?
The table below illustrates the firm's revenue and cost information while the price falls to $35.If 100 identical firms are in the market, plot industry supply curve? For 100 firms along with identical cost struct
18,76,764
1945503 Asked
3,689
Active Tutors
1448362
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!