Blood consists of many different types of cells. These cells work together to keep a person's blood healthy. Which of the following BEST classifies blood?

Organ
Tissue
Organism
Organ System

5 answers

Tissue
what is in a organ system
An organ system consists of multiple organs working together to perform specific functions in the body. For example, the circulatory system includes the heart, blood vessels, and blood, all of which work together to transport nutrients, oxygen, and waste products throughout the body. Other examples of organ systems include the respiratory system, digestive system, nervous system, and reproductive system.
Which organelle in a plant cell captures radiant energy from the sun?
Chloroplast
Mitochondrion
Ribosome
Nucleus
The organelle in a plant cell that captures radiant energy from the sun is the chloroplast. Chloroplasts contain chlorophyll, a pigment that absorbs light energy for photosynthesis, the process by which plants convert sunlight into chemical energy.