5.
a student examines a living cell through a microscope. observing w
following would indicate that the cell is eukaryotic?
a. cell wall
b. cytoplasm
c. plasma membrane
d. membrane-bound nucleus

D. membrane-bound nucleus

Explanation:

By process of elimination you can easily get your answer.

All cells have a plasma membrane all cells have a cytoplasm eukaryotic plant cells have a cell wall. All the things I have listed are present in both prokaryotes and eukaryotes with the exception of the cell wall but i specified that plant cells can have cell walls. so which of the four hasn’t been mentioned D. membrane-bound nucleus and that is because prokaryotes have a nucleoid which consist of genetic material and that’s about it they prokaryotes lack membrane bound organelles so they couldn't have a nucleus.

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.