Warm up 1/31

Posljednje ažuriranje over 6 years ago

2 questions

The cladogram shows the evolution of land plants as indicated by fossil records. Which discovery would challenge the validity of this cladogram?

A large aquatic vascular plant about 200 million years old

A species of algae that has existed for less than one millon years

A moss species that has existed for less than 330 million years

A fossil of a fern more than 425 million years old

The animals have different ancestries but have adapted to similar environments

The animals share a common ancestry but have adapted to different environments

The animals at one time lived in different environments but now share an environment

The animals use their forelimbs for identical activities but live in different environments