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Leya [2.2K]
3 years ago
9

Define trawling, and explain the ecological damage associated with it.

Biology
1 answer:
zimovet [89]3 years ago
3 0
Trawling is a method of fishing that involves pulling a fishing net through the water behind one or more boats. The net that is used for trawling is called a trawl.
Some ecological damages associated with trawling are ,the weight and width of a bottom trawl can destroy large areas of seafloor habitats that give marine species food and shelter. Such habitat destructions can leave the marine ecosystem permanently damaged.
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Tertiary structures of proteins can be very complex. Analyzing and recognizing common structural patterns is the first step in u
Sedaia [141]

Answer:

a. Always independently stable. Domain

b. Retains native structure even when separated from the rest of the protein. Domain

c. β Barrel. Motif

d. Calcium-binding segments of calmodulin. Motif

e. An advantageous folding pattern composed of two or more secondary structure elements. Domain

f. Sometimes independently stable. Motif

Explanation:  

a. Protein domains are evolutionary conserved and stable 3D structures formed by a series of amino acids joined by peptide bonds.

b. Domains are stable because they conserve their tridimensional structure in physiological conditions even if they are separated of the rest of the protein.

c. The ß-barrel motif is a type of motif localized in single-stranded DNA viruses.

d. Calmodulin is a protein that contains calcium-binding motifs that enable to sense intracellular calcium levels.

e. Domain folding patterns are critical transitional states that allow the proteins their interaction with specific ligands in different physiological conditions.

f. Motifs are sometimes independently stable, but due to their short length (3-15 amino acids), protein motifs are generally unstable in different conditions.

8 0
3 years ago
a studen argues that being separated geographically is the only way for spiciation to occur. why is he wrong?​
tangare [24]

Answer:

He is Wrong

Explanation:

When it comes to evolution and adaptation, geographically speaking speciation can occur all around the same habitat. when you consider gene pools, selective pressure, and genetic drifting. a species can become completely different even while living in the same place. Galapagos finches are a prime example of this. so are monkeys living in the amazon and sharks they live in the same place but are a geberally different species with different abilities.

4 0
3 years ago
A certain mutation in the human chromosome number 9 causes part of the chromosome to break and reattach itself in a reverse mann
alexdok [17]
It is Chromosomal Inversion.
An inversion<span> is a </span>chromosome<span> rearrangement in which a segment of a </span>chromosome<span> is reversed end to end. An </span>inversion<span> occurs when a single-</span>chromosome<span> undergoes breakage and rearrangement within itself. </span>
8 0
3 years ago
Why are antibiotics frequently added to sabouraud agar for isolating fungi from clinical samples?
jonny [76]

Antibiotics such as cycloheximide are frequently added to sabouraud agar for isolating fungi from clinical samples because most fungi grows and multiply slowly at least compared with bacteria that grows rapidly after 24hours. Incorporation of antibiotics into the agar will prevent the growth of bacteria and also other environmental fungal such as Aspergillus spp.






8 0
3 years ago
In the biology lab you have just finished a dissection, you should do all of the following EXCEPT
arlik [135]
Wrap your specimen in the original wrapping and give it your instruct to dispose of
7 0
3 years ago
Read 2 more answers
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