Which best describes the shape of myoglobin which in many ways is a typical protein?

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture