Answer:
Y = Aorta.
W = inferior Vena cavae.
Z= Pulmonary vein
X = Pulmonary organ.
Explanation:
Hope this helped have an amazing day!
Answer:
e) Invertebrates lack a nervous system
Explanation:
One of the main characteristics of invertebrates is that they don't have a backbone. Backbones belong to the skeletal system. A totally different story is the nervous system which runs inside the backbone. Although the more complex nervous systems appear in vertebrates the simply fact of having eyes like crabs or insects implies having a nervous system that can control them.
They get runoff into water sources which can be injested by fish which can be injested by birds or any animal who eats the fish or drinks the water including us!
this event occurred at Chernobyl Nuclear Power Plant
hope this helps! - Jentri
