The atrioventricular valves.
The kingdoms are Archaebacteria, Eubacteria, Protista, Fungi, Plantae, and Animalia.
Monocots differ from dicots in four distinct structural features: leaves, stems, roots and flowers.
But, the differences start from the very beginning of the plant's life cycle: the seed. Within the seed lies the plant's embryo. Whereas monocots have one cotyledon (vein), dicots have two. This small difference at the very start of the plant's life cycle leads each plant to develop vast differences.
Answer:
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.
Explanation:
Fossils can be used by examine their analogous structures...... give him Brainliest