Answer: It would be option D, "a bacterial cell does not have membrane-bound organelles, whereas an animal cell does." Bacteria cells are prokaryotic. This means that they have no membrane bound nucleus or membrane bound organelles whereas a plant or animal cell does.
Photosynthesis? I think this is right
Adult tigers look very different from a fertilized tiger egg cell. A fertilized tiger egg cell is only a zygote. As it grows it developes stem cells that create seperate tissues. These tissues grow into organs and organ systems that form a body.
By dating the rocks in the ever-changing crust, as well as neighbors such as the moon and visiting meteorites, scientists have calculated that Earth is 4.54 billion years old, with an error range of 50 million years.
