Most modern tetrapods have digits on front limbs and digits on back limbs, although some species have fewer. How does this number compare to the number of digits on the limbs of transitional fossil forms?

Mutations associated with albinism affect proteins involved in synthesis

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

The dense layer of connective tissue that surrounds an entire skeletal muscle is the