Answer:
Immunoglobulin G (IgG)
Explanation:
There are five classes of human antibodies:
IgG is the most abundant and the only one capable of crossing the placenta. IgG is present in all body fluids and protects against infections.
Answer:
Neutrons are sub-atomic particles located in the nucleus of an atom. They have an atomic mass of one unit and have no charge.
Explanation:
This means that certain things can move in while other things cannot. For example water can easily enter a cell but other things cannot.
Answer:
1. Species 7 and 6 because they got the highest percent in the chart
2. Species 5 and 1 because they got the lowest percentage in the chart
3. They may have been related being lived from another planet and they break out into more kinds of aliens
Hi lovely,
Gregor Mendel discovered the fundamental laws of inheritance and that determined that genes come in pairs.