Sperm must be deposited and transported to the site of fertilization. Ovulation must occur and the egg must be "picked up" by the tube. Union between the sperm and egg must result. The embryo must implant and begin to grow in the uterus.
Canaliculi is the tear drainage channel that extends from the lacrimal
sac to the opening in the mucous membrane of the nose.
<span>Canaliculi is the
tiny channel in each eyelid that forms part of the tear drainage system. The passage
is called canaliculus. Several small ducts in the eye is lacrimal canaliculi.</span>
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C) blood, blood vessels, and heart.
Answer: B. Chromosomes
Explanation: Chromosomes become visible, the nucleolus disappears, the mitotic spindle forms, and the nuclear envelope disappears. Chromosomes become more coiled and can be viewed under a light microscope.
Radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.