Explanation:
THE SYSTEM IN WHICH ALL THE 0ARTS ESSENTIAL FOR FOOD BREAKDOWN IS PRESENT THAT IS...
FROM NOSE TO Stomach.
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Reducing the activation energy can increase the rate of a reaction. Reducing the activation energy would mean that less energy is required to process a reaction, whereas increasing activation energy would require more energy to process a reaction.
It is chloroplast because thats where everything happens and works
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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