Answer:
Carbon dioxide has also increased over the last 100 years-- from about 300 ppm to 370 ppm.
Explanation:
The oxygen can affect in the carbon cycle
I believe it is the cell membrane
Answer:
An organism that eats another organism is called a consumer.
Explanation:
In food webs, consumers are characterized by not being able to produce their own nutrients, having to acquire them from the consumption of other living beings.
Consumers are found from the second level of the food web and can be primary consumers, or herbivores, and secondary, tertiary or even quaternary consumers, who are carnivores.
The other options are not correct, due to:
<em> a. Vertebrate
: which has an internal skeleton, of a bony or cartilaginous nature.</em>
<em> c. Invertebrate: lack of internal skeleton and spine
</em>
<em> d. Embryo: is the product of fertilization, whose development occurs in the uterine cavity or inside an egg.</em>
Green plants which contain chloroplast perform photosynthesis
