Q: Does "resign" have the same meaning in the following two sentences?

He had no choice but to resign the game and let his opponent become the champion.

After fighting for so long, she finally resigned to her death.

A: the same meaning

Q: Does "recognition" have the same meaning in the following two sentences?

Give her recognition for trying.

Molecular recognition drives all of biology, for instance, hormone and receptor or antibody-antigen interactions or the organization of molecules into larger biologically active entities.

A: different meanings

Q: Does "keep" have the same meaning in the following two sentences?

Can I keep my old stuffed animals?

Keep smiling.

A:
different meanings