The illustration shows bones in four animals. The bones labeled as A are known as and offer evidence of a common ancestor.
penguin
А
bat
A
alligator
human
extinct structures
sequential structures
Ο Ο Ο Ο
analogous structures
O homologous structures

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.

When the solution concentration on the outside of a cell is greater than thesolution concentrate on the inside of the cell, what type of solution is the cellwithin?