The answer to this is letter A) mitochondria. Mitochondria is an organelle that is bounded or wrapped in a double membrane. These membranes or <span>phospholipid bilayer </span>contains embedded proteins. The outer layer is characterized to be smooth while the inner layer has cristae. These cristaes are the folds.
Symbiosis is a close relationship between two species in which at least one species benefits. Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected.
Answer:
three major branches of earth science are Geology, oceanography, meteorology.
<span>The process when you are carefully looking at an object or process is called an observation. The object is the primary source, from which with careful and active observation information is obtained. Observation can also include usage of instruments in order to collect the data.
Other term used for observation is monitoring. </span>
D because prokaryotes also have dna
hope this helps
