If the bill is counterfeit and the paper is wood-based, the iodine in the pen solution will react with the starch and leave a dark brown or black mark.
my answer would be the 3rd one
my bad if i'm wrong
The last one is correct lol
Answer:
Basically, the Atrioventricular valves are Mitral and Tricuspid valves located between the atrium and ventricles. Their main functions is to “prevent the backflow of blood from the ventricles into the atrium during the ventricular contraction (systole).
Explanation:
Answer:
The correct answer is option c. "multimale/multifemale".
Explanation:
One of the most common primate groups that could be found in nature are multimale/multifemale groups. This kind of primate grouping is seen more often when predation pressure is high. Only male or only females groups join forces to chase and attack predators more easily that diverse groups, therefore these groups are primate defense system against predators.