Explanation:
so there blood can go in and out of there arteries and ventricles
The correct answer is option C, For more kingdoms were introduced
Linnaeus was the first to develop a system of classification of living things. He mainly grouped the living things into animal or plant kingdom, but later with the advent of microscope it became easy for the researchers to observe microscopic beings and thus three new kingdoms were proposed namely- fungi, protists (considered as simple organism) and monera (bacteria).
Not only this with in a kingdoms comes several phylum, these phylums were also reorganized and recategorised based on the discovery of more categories and subcategories.
The answer would be 12 hope this helped
Blade
Thin, flattened section of a plant leaf that collects sunlight
Petiole
Thin stalk by which a leaf blade is attached to a stem
Mesophyll
Specialized ground tissue that makes up the bulk of most leaves; performs most of a plant's photosynthesis
Palisade Mesophyll
Layer of tall, column-shaped mesophyll cells just under the upper epidermis of a leaf
Spongy Mesophyll
Loose tissue beneath the palisade layer of a leaf
Stoma
Opening in the underside of a leaf that allows carbon dioxide and oxygen to diffuse into and out of the leaf
Guard Cell
Specialized cell in the epidermis of plants that controls the opening and closing of stomata by responding to changes in water pressure
Transpiration
Loss of water from a plant through its leaves
(Got this from my textbook so here)