The heart is classified as a(n)_____.
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In each testes in a male reproductive system, there are ________ compartments called testicular lobules.
Banana freckle is a plant disease. It is caused by a
In mammals, an important role of excretion is played by________
All respiratory equipment must be approved byl
The National Institute for Occupational Safety and Health (NIOSH) will approve all respiratory equipment.
The cell walls of many organisms of Fungi kingdom are made of a tough complex sugar called ______.
_________ is the largest phylum of Animalia which includes insects.
Through photosynthesis at least a half of the total carbon dioxide fixation on earth is carried out by?