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Svetlanka [38]
3 years ago
15

What are 4 compounds that are cycled through an ecosystem ?

Biology
1 answer:
evablogger [386]3 years ago
7 0
Carbon, hydrogen, oxygen,nitrogen
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Every living cell, DNA and RNA serve as the molecules that store and transmit genetic
garri49 [273]

Answer:

Nucleic acids

Explanation:

Nucleic acids are one of the four biomolecules found in living systems ( the other three being carbohydrate, protein, lipids). Nucleic acids, like every other polymer molecule, are made up of monomeric units called NUCLEOTIDES.

The two nucleic acids are Deoxyribonucleic acid (DNA) and Ribonucleic acid (RNA) responsible for the storage and transmission of genetic information throughout the cell.

5 0
3 years ago
Match the following. Match the items in the left column to the items in the right column.
Allisa [31]

Answer:

Here's what I get  

Explanation:

\begin{array}{ll}\text{1. Contour interval}&\text{ the distance between contour lines of elevation}\\\text{2. Contour lines} & \text{ lines of equal elevation that display height, shape, and steepness} \\\text{3. Hachure marks} & \text{ teeth-like marks on contour lines that indicate a depression} \\\text{4. Topographic map} & \text{ also known as a contour map: shows shape, steepness} \\\end{array}The image below shows how a topographic map displays contours, contour intervals, and hachure marks.

The contour interval is 20 m and you are on the 340 m contour.

6 0
4 years ago
Which statement describes the relationship between the deer and the bear on the food web?
nalin [4]
The answer is A, as bears don’t eat deer, but they both eat plants.

Heterotrophs are animals.

Autotrophs are plants.

Hope this helps!
3 0
3 years ago
What biology studies dna rna and proteins
alexandr402 [8]

Answer:

that would be genetics i belive.

Explanation:

5 0
3 years ago
How do you think that wearing personal protective equipment helps to protect us from contracting airborne diseases?
ollegr [7]

Answer:

Airborne transmission may occur if patient respiratory activity or medical procedures generate respiratory aerosols. These aerosols contain particles that may travel much longer distances and remain airborne longer, but their infective potential is uncertain. Contact, droplet and airborne transmission are each relevant during airway manoeuvres in infected patients, particularly during tracheal intubation.

Explanation:

7 0
3 years ago
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