Atomic weight
one of two or more atoms of the same element with different masses due to different numbers of neutrons
2. isotope
a horizontal row on the periodic table
3. period
something that repeats itself on a regular, predictable basis
4. periodic
the average relative mass of each element

1. atomic weight - the average relative mass of each element

2.  isotope - one of two or more atoms of the same element with different masses due to different numbers of neutrons

3.  period - a horizontal row on the periodic table

4. periodic - something that repeats itself on a regular, predictable basis

Explanation:

4. periodic - something that repeats itself on a regular, predictable basis

2.  isotope - one of two or more atoms of the same element with different masses due to different numbers of neutrons

3.  period - a horizontal row on the periodic table

1. atomic weight - the average relative mass of each element

1 digestive system

2 stomach

3 bladder

4 carbon deoxide

5 tiger

after making a punnet square using bv bv bv bv you will find that the ratio will be 9: 7 or a 128.6% probability.

hope this