Answer:
The answer is D.
Explanation:
Feel free to mark brainliest.
Answer:
The chemical reaction is: AB + CD ---> AC + BD (ΔH= - )
Explanation:
After the reaction between two reactants, two products are generated.
As the products have less energy than the reactants, this energy is released and ΔH is negative
Answer:
Crabs, lobster, shrimp, etc.
Explanation:
False.
Basal Metabolic Rate is the term used for when at rest.
Answer:
Mechanical barriers — which include the skin , mucous membranes , and fluids such as tears and urine — physically block pathogens from entering the body. Chemical barriers — such as enzymes in sweat , saliva , and semen — kill pathogens on body surfaces.
