The correct answer is option C, that is, the presence of the nuclear membrane.
Cyanobacteria is a phylum of bacteria that attain their energy via the process of photosynthesis, and are the only photosynthetic prokaryotes possessing the tendency to generate oxygen. As a prokaryote, they are devoid of the nuclear membrane.
Euglena refers to a single cell flagellate eukaryote. It comes under the class Euglenoidea. The species of Euglena are witnessed in salt water and in freshwater. Being a eukaryote, they possess nuclear membrane.
It effects the environment because it can cause unstability in the food web and biotic and abiotic factors
I would say the alveoli. They are tiny air pockets in the lungs: this is where the diffusion of oxygen and carbon dioxide occurs.
Hope this helps! x
<span>Cool water can be used to set bends in PVC pipe. Prior to bending, the pipe must be heated. After bending the PVC pipe to the desired angle, cooling with damp sponges or rags makes the setting process go faster.</span>
Answer:
This type of secretion is known as Holocrine. Whereby the entire cell and content is released
