Answer:
A "The lungs of animals excrete carbon dioxide"
Explanation:
Homeostasis is an animal's efforts to maintain their body conditions within a stable range, such as maintaining and limiting the amount of carbon dioxide in their bodies.
Answer:
Columns in going side to side
Explanation:
You are correct, it is an embryo. I'm pretty sure the child is called a fetus for the rest of the pregnancy.
5 animals that live in the grass savanna is "Lion" "Black Rhino" "Giraffe" "kudu" "Elephant" and 2 plants is Acacia tree, Bermuda Grass
Answer: Option E.
All of the above.
Explanation:
Streptococci pyogenes is a disease caused by streptococci bacteria. These bacteria are gram positive ,non sporeforming and non motile.
The virulence factors are substance produced by bacteria to ensure their effective attack.
The virulence factors of S. Pyogenes are;
Spiky M proteins and lipoteichoic acids which they use as attachment to host organisms.
Hyaluronic capsule which the use to slow or inhibit phagocytosis.
Polysaccharide cell wall which causes the rash of scarlet fever.