Answer:
Hibernation allows an animal to keep its core body temperatures colder.
Explanation:
Bears Hibernate, and many more animals do too
Hey frnd
Muscular to pump blood over long distance;
- Myogenic cardiac muscles which contract and relax rhythmically without fatigue; hence heart continues pumping;
- Cardiac muscle fibres interconnected to form a network of fibre to ensure rapid and uniform spread of excitation throughout the walls of the heart;
- Heart divided into 4 chambers which are hollow to accommodate more blood;
- Ventricles have thicker walls than auricles to generate higher pressure to drive blood over long
distance into more elaborate circulation/to the lungs and to all body tissues
Answer:
un sapo puede cambiar su sexo a hembra para que puedan reproducirse incluso si no hay ninguna hembra.
Explanation:
Answer:
B
Explanation:
Because if that was the case we would have hurricanes everyday
B. A hybrid plant has the best characteristics of both plants. Not all of them.
