Answer:
F
Explanation:
A nucleotide consists of a base, sugar molecule and phosphate group :)
Answer:
Red blood cells are formed in the red bone marrow of bones
Answer:
B. An egg cell and a sperm cell unite.
Explanation:
I think the answer would be c. because for birds with longer beaks, it was easier to eat seeds off a cactus (for example), and for birds with shorter seeds, it was easier to eat seeds off the ground.
Answer:
Since cell division occurs twice during meiosis, one starting cell can produce four gametes (eggs or sperm). In each round of division, cells go through four stages: prophase, metaphase, anaphase, and telophase
Explanation: