The development of an amniotic egg and internal fertilization allowed vertebrates to reproduce away from water.
All of those statements are true. There is no exception.
Gorillas are vertebrates. They belong to the group of animals called mammals, all of which are vertebrates because they have a backbone or spinal column.
No they do not. They are classified as vertebrates however they do not have a true backbone. It is in fact made of cartilage and is therefore not classed as a bone hence they do not have a back'bone'.
All Worgs are Tworps and no Tworps are Smeeguls implies that no Smeeguls are Worgs. This is a valid conclusion based on the initial statements provided.
Yes. Chickens are vertebrates, as are all birds.
Identities are statements that are true for any number.
What are three statements that are true about Francis Drake?
All true whales are mammals, therefore also vertebrates.
True
True
Statements that always or never hold true are called "tautologies."
No , opposite is true .
Without know what statements you are referring to we cannot answer.
Lots of statements are not true about polymers.
Lots of statements about novels are true.
Lots of statements are not true about polymers.
Lots of statements about animals are true.