Answer: D
Explanation: For cellular reproduction, you'll need mitosis, since it is the moment in the cell cycle where chromosomes are separated into two new nuclei.
Explanation:
The heart has four valves - one for each chamber of the heart. The valves keep blood moving through the heart in the right direction. The mitral valve and tricuspid valve are located between the atria (upper heart chambers) and the ventricles (lower heart chambers)
Answer:
C
Explanation:
the thickness prevents the process from occurring as quick
Answer:
divergent and convergent I believe
In atoms to molecules and then in sequence to organelles, cells, tissues,organs, organ systems, organisms, populations, communities, ecosystems, and the bios- phere. Understand what is meant by the phrase “hierarchical organization of life”.
thx hope it works!?