Comparative anatomy is the study of the similarities and differences in the structures of different species. ... Homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor. These structures may or may not have the same function in the descendants.

7 0

2 years ago

Human beings have described many of the animals they have encountered on earth. Roughly what portion of the animals that have be

zloy xaker [14]

Answer:

Eighty percent

Explanation:

Insects have jointed legs, segmented bodies and exoskeletons.

Insects are most documented and recognized species on earth. They are also the most diverse group of organism. There are around 900 thousand of insects living on Earth, it is almost eighty percent of all the known species.

Insects belong to the class of phylum Arthropoda

3 0

3 years ago

Compact, black, brittle coal is called _______.

Artist 52 [7]

That is Bituminous coal

3 0

3 years ago