D they are unique and they may be adapting
4. A section of DNA that codes for a specific trait.
Answer:
Given the values for G1, G2, and G3, the blank spaces are filled below.
Explanation:
Assuming that
G1 = dogs
G2 = mammals
G3 = things with hair
Then
(A) All <u>G1</u> are <u>G2</u>
(B) All <u>G2</u> are <u>G3</u>
(C) Therefore, all <u>G1</u> are <u>G3</u>
3:they are usually microscopic
Answer:
Structure. The IVC is formed by the joining of the left and right common iliac veins and brings collected blood into the right atrium of the heart. It also joins with the azygos vein (which runs on the right side of the vertebral column) and venous plexuses next to the spinal cord.
Source: common iliac vein; lumbar veins;