B is the correct answer
A prokaryote cell has no distinct nucleus with a membrane and neither does it have other specialized organelle.
In a eukaryotic cell, the genetic material is DNA in the form of chromosomes which are found within a distinct nucleus.
Examples of prokaryotes Streptomyces soil bacteria (from which streptomycin antibiotic is derived), Escherichia coli bacterium and Streptococcus bacteria (which causes strep sore throat).
Examples of Eukaryotes include protozoa such as amoeba, fungi, plants, animals and generally all multicellular organisms.
The correct answer is actually A
Choose all answers that are correct.
A.
Adding oxygen to earth's atmosphere allowed for the development of prokaryotic organisms, which need oxygen to carry out many of their life processes.
B.
Adding oxygen to earth's atmosphere allowed for the development of eukaryotic organisms, which need oxygen to carry out many of their life processes.
C.
Oxygen is needed to carry out photosynthesis. When cyanobacteria evolved, they began to carry out photosynthesis.
D.
Oxygen is a product of photosynthesis. When cyanobacteria evolved, they began to carry out photosynthesis.
Answer:
seashell-used to be ocean
Palm branch-used to be tropical island
Cactus-unchanged
Insect in sap-used to be forest
Shark tooth- used to be underwater
B.) 2x + 7y
C.) x + y
C.) x + y hope this helps
Answer:
1st blank-- villi
2nd blank-- surface area
hopeithelpsudude(^^)