The correct option is A.
Mitochondria is one of the organelles that are found in living cells and it is the one responsible for the production of ATP, which is the source of energy that is usable by the cells. Mitochondria is designed in such a way that, it will be able to carry out its functions efficiently. Mitochondrial has two membranes, one at the outside and the other one at the inside. While the outer membrane is smooth, the inner one is highly folded and it formed a structure called cristae. The folding of the inner membrane serves to increase the surface area inside the mitochondria.
b. Predictions
c. Explanations
d. Observations
The common characteristic among hypotheses, theories, and laws is: c. Explanations
Hypotheses, theories, and laws are different parts of what scientists know and understand about the world. Although they are not exactly the same, they both have one thing in common: they both explain things we see happening.
A hypothesis is a guess about why something happens or is observed. Typically, it is based on first observations and needs more testing and investigation to find out if it is true.
Read more about hypotheses here:
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Answer:
d is the correct answer on edge
Explanation:
What do Vaccines do?
Answer: vaccines help to protect us from a disease by giving our immune system a sample so that when the real disease comes, your body will be ready to fight it off.
Explanation:
Hope that helps!
number of protons
atomic number
mass number
Answer:
He is correct
Explanation:
Just took my lesson and got 100% the answer is mass
a. A person with blood group AB produces no antibodies. How can you explain this?
This is simply a protective mechanism of the body. A person with blood group A will produced antibodies against blood group B because group B cells are considered foreign bodies to the person and will not be tolerated and vice versa. Group B people have antibodies against group A and will not tolerate group A cells. This is why group A person can only be transfused with group A blood or group O blood. Both A and B have no antibodies against blood group O. Indeed no blood group has antibodies against Blood group and this is why people with blood group O are called universal donors.
Group AB people do not have antibodies against any blood group because both these groups are part and parcel of their body and production of antibodies against either A or B would end up in self destruction of the body. Group AB people are known as universal recipients because they can receive blood from any of the other groups.