The substances that are present when a chemical reaction begins are the products.

Biology

2 answers:

IrinaK [193]3 years ago

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Your answer is True.

Sav [38]3 years ago

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The new substances that are formed during a chemical reaction are called the products. The original substances are called the reactants. For example, when hydrogen gas is added to oxygen gas and ignited, the new substance water is formed. The reactants are hydrogen and oxygen.

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uman chorionic gonadotropin (HCG) A. is secreted from the corpus luteum B. is secreted from the myometrium in the uterus C. stim

jenyasd209 [6]

Human chorionic gonadotropin is secreted from the placenta. The correct option is D.

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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