I would go with A because its the only one that makes since. The pencil would have to fall eventually, and out of process of elimination I'd go with A .
Hope this helps ...
Answer:
Forest ecosystem or marine ecosystem.
Explanation:
Forest ecosystem is considered for his report because large number of organisms are present in forest ecosystem. Species diversity is greatest in the geographical location of tropics, particularly in tropical forests. Marine ecosystem is also considered for his report due to the presence of large number of different types of species particularly in coral reef which is a habitat of large number of organism.
False, they cant be the same thing if they aren't even synonyms.
If meiosis doesn't take place then the fertilization does not take place !
if one fertilised the egg by any means , then the ploidy of the zygote will increase and there generates a lot of disease !
Cyanobacteria were very simple organisms and performed were an role in changing Earth's early atmosphere. They carried out photosynthesis to produce the materials they needed to grow. In this process, they release Oxygen which is needed to sustain life on Earth for Humans and other organisms.