Answer:
The correct answer is Cb3 protein.
Explanation:
The alternative pathway of complement is the immune system's natural defense system against any infectious agent. It is one of the 3 complement pathways that kills and any pathogen that enters our body.
The pathway is activated when Cb3 protein binds directly to the microbe.
Cb3 protein is found in abundant quantity in our plasma. It is available in the free form.
C.<span>trees going dormant in winter to survive unfavorable conditions</span>
Disease, competition, and predation.
Answer: A. Autotrophs supply food for the heterotrophs.
Explanation: A deer is a heterotroph and a plant is a autotroph. Examples of heterotrophs are animals and humans, and examples of autotrophs would be plants and algae. Therefore, because a deer consumes plants that means that autotrophs supply food for the heterotrophs. And by the way I did the exam myself and got this answer correct!
Bats are the only other species that can fly<span />
