I am not sure what you are asking, but TT likely refers to the pure tall peas Mendel worked with.
I am going to have to say C. luster if not then B. Cleavage
Answer:
A lone pair is a pair of electrons occupying an orbital in an atom or molecule and not directly involved in bonding.
Explanation:
Answer:
The empty space between the atomic cloud of an atom and its nucleus is just that: empty space, or vacuum. ... Electrons are thus 'spread out' quite a bit in their orbits about the nucleus. In fact, the wave-functions for electrons in s-orbitals about a nucleus actually extend all the way down into the nucleus itself.
Answer:
A cell wall is a fairly rigid layer surrounding a cell located outside of the plasma membrane that provides additional support and protection. They are found in bacteria, archaea, fungi, plants, and algae. Animals and most other protists have cell membranes without surrounding cell walls.
Explanation: