Hijelp
explain how animals in vertebrates are classified into further subgroups on the basis of : -
a) kinds of exoskeleton or endoskeleton
b) structure of heart
c) respirating organs
d) method of reproduction

a community that experiences major changes undergoes progress

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?

flooding wildfire landslides climate change the factors listed have an immediate effect on the animal populations found in any habitat. the four factors would lead to a death. b emigration. eliminate c immigration. d mutations.