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Kamila [148]
2 years ago
11

How does the carbon locked in shells of marine organisms move back to the atmosphere

Biology
1 answer:
nikitadnepr [17]2 years ago
4 0

Answer:

through the process of respiration

Explanation:

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Select the correct answer.
Marizza181 [45]

Answer:

Option D, the "biological ladder"

Explanation:

The food chain is the network of organism in which all are dependent on each other for their food, energy source and survival.  

The circle of life depicts the time frame starting from origin of a life form till its death and the intermediate stages.

The tree of life basically determines which organism has evolved from which other organisms.  

The biological ladder represents the development of species from simple form to a much complex form.

Hence, option D is the right metaphor

4 0
3 years ago
Use the drop-down menus to identify which of these stars is the smallest, which is the largest, and which is in the middle. Supe
Alenkasestr [34]

Answer:

supergiant: largest

neutron star: smallest

white dwarf: middle

Explanation:

7 0
2 years ago
Read 2 more answers
The following options are all reproductive barriers. Which one is an example of a prezygotic barrier in which the two different
12345 [234]

The correct option is this: TWO DRAGONFLY SPECIES REGULARLY MATE BUT THEIR GAMETES ARE INCOMPATIBLE.

In biology, there are different types of reproductive barriers, one of these is prezygotic barrier. A prezygotic barrier is a kind of mechanism that prevent reproduction from occurring by blocking fertilization. In this case, the concerned species will be mating together, but their gametes will not be compatible and thus, zygote will not be formed.

A postzygotic barrier on the other hand is said to occur when the reproduction process is blocked after the formation of zygote or after fertilization has taken place. A good example of this is an hybrid mule that is sterile and can not reproduce.  

6 0
3 years ago
The study of________ involves the study of the natural world
Airida [17]
The study of EARTH SCIENCE involves the study of the natural world.
Earth science is a branch of science which deals with the study of physical components of the earth and its atmosphere. Earth science as a subject is divided into many branches such as geology, astronomy, meteorology, oceanography, etc. The study of earth science is targeted at understanding the present characteristics and the past evolution of the earth. 
5 0
3 years ago
Cellular membranes enclose a cell and its contents from its environment. Establish which of the
USPshnik [31]

Answer:

The function of segregating the interior of the cell enclosure to the outside is known to occur by the function of the plasma membrane. These molecules comprising the plasma membrane is none other than lipids. Highly enriched hydrophobic tails of lipids interact with other lipids in a typical bilayer arrangement to regulate and control gene expressive Molecular and other crucial ions from moving in.

3 0
3 years ago
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