Answer:
Circle - Phosphate group
Rectangle - Nitrogen base
Middle - Pentose sugar
Explanation:
Answer: The sun
Explanation: Primary producers obtain their energy via the sun through the process of photosynthesis.
Answer:
D) homologous pairs of chromosomes form tetrads
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.
Answer:
is there suppose to be a pic?
Explanation: