Answer:
The nucleus
Explanation:
The nucleus contains chromosomes that contain genes
Answer:
Furthermore, animal cognition research tends to eschew questions of which animals are smarter than others, focusing instead on more specific questions like the ones above. Scientists often say that they are more interested in how well an animal evolved to thrive in their environment, rather than in how smart they are.
Answer:
A
Explanation:
During prophase I, the homologous chromosomes condense and become visible as the x shape we know, pair up to form a tetrad, and exchange genetic material by crossing over.