Answer:
symmetrical in many ways across a central axis" and "presence of a head".
Explanation:
Bilateral symmetry is a characteristic that many organisms has at which if we divide the body using an imaginary line, we will see two mirror images. Two characteristics that an organism with bilateral symmetry possess are symmetrical in many ways across a central axis (known as well as the sagittal plane), and presence of a head that is at the middle of the central axis. The great majority of organisms posses bilateral symmetry, including the humans.
Answer:
Negative
Explanation:
There are more electrons (negative charge) than there are protons (positive charge).
Answer:
large ice masses,cold ocean water
Explanation:
Invertebrates lack adaptive immune response and the only effective way they fight disease is through innate immunity.