Question

Some animals, like birds, reproduce by fusion of cells.

Before a bird hatches, what protects the bird as it develops?

A. the warmth of the sunlight

B. the thin shell of the egg

C. the nutrients from its mother's body

D .the hard shell of the egg

Answer 1

Answer: D the hard shell of the egg

Step-by-step explanation:

took the test

Answer 2

the hard shell off the egg

Answer: D