1 Answers
Call
Talk Doctor Online in Bissoy App
What type of skeleton is present in pisces,amphibians,reptiles,birds and mammals?
Pisces,amphibians,reptiles,birds and mammals refer to the phylum Chordata, which endoskeleton is developed from chord and further a vertebral column is formed. In most vertebrates the main skeletal component is referred...
1 Answers 1 views
2. If you hang a well-stocked bird feeder in your backyard for a few weeks, several species of birds will eventually start using it. What kind of learning are the birds exhibiting?
The birds are exhibiting the type of learning which is called probability learning. They see a feeder in the backyard and try to get food from there. If it will...
1 Answers 1 views
Which of these is an example of epiphytism?
a. mistletoe on a citrus tree
b. fern on a palm tree
State reasons
b. fern on a palm treeSome tropical ferns grow on the surface of a palm tree. However, they do not use nutrients from the tree and do not affect its...
1 Answers 1 views
Which is the odd one out? Banana tree Mangrove tree, Sugar cane, pine tree
Sugar cane
1 Answers 1 views
Give an account of Pre-Darwinian evolutionary
Pre-Darwinian ideas on evolution were mostly based on the facts that nature is constant. As a result, it was believed that no new species could be formed, whereas no changes...
1 Answers 1 views
Mammals do they really lived in solitary like most felines, grizzly bears, and others. Why not have symbiotic relationship like badger with coyotes. Why not Siberian tigers or bears?
Most animals species like bears are solitary mammals. Species of solitary mammals are known to exhibit specialized neurological adaptations that prepare them to focus their working memory on food procurement...
1 Answers 1 views
How is the respiratory system of birds modified to meet their high oxygen requirement? How is it different from the respiratory system of mammals?
The respiratory system of birds facilitates efficient exchange of carbon dioxide and oxygen via continuous unidirectional airflow and air sacs. The avian respiratory system is physically distinct from the mammalian...
1 Answers 1 views
State evidence why <i>Archaeopteryx</i> was considered as an evolutionary link between Reptiles and Birds.
Archaeopteryx is known to be a communicating connection between reptiles and birds because it looks like a bird and has bird wings. The teeth and tail, however, are closer to those...
1 Answers 1 views
What gives rise to the angular momentum of an atom? Give reason why the spin angular momentum becomes zero in certain cases.
Angular momentum is generated by the motion of a particle in space. Spin is not associated with the movement in space. Spin is an internal, purely quantum characteristics that cannot...
1 Answers 1 views
1) Explain why cycloheptene though very unstable, can be made but cycloheptyne has never been made.
The smaller the carbon ring the more unstable it is. The reason for this is that the molecule cannot freely rotate about each bond. ... This molecule has the highest...
1 Answers 1 views