The organ you're looking for is the liver.
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Answer:
It occurs in consumers as well as producers. Photosynthesis only occurs in the plant also called producers in which they prepare their food with the help of carbon dioxide and water in the presence of sunlight.
Human chorionic gonadotropin is secreted from the placenta. The correct option is D.
<h3>What is HCG?</h3>
HCG is known as Human Chorionic Gonadotropin.
It is a hormone secreted by the placenta during pregnancy.
The hormone specifically functions to thicken the wall of the uterus in order to be able to support the growing embryo.
It also signals to the body system to halt the process of menstruation.
More on HCG can be found here: brainly.com/question/23308035
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D. It expands and contrasts
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