Describe how commercial fishing by humans can have a negative impact on the balance of organisms in an aquatic environment.

Answers

Answer 1

Answer:

Aside from reducing fish stocks, unsustainable fishing practices can have other negative impacts on the marine environment. For example, some fishing techniques such as dredging and trawling can cause widespread damage to marine habitats and organisms living on the sea floor.


Related Questions

rearing and reeling of silk together is called processing of silk. True Or False .......
Right Answer will be marked as branliest​

Answers

Answer:

True

Explanation:

true

Answer:

true yes reeling and rearing of silk together is known as the processing of silk

Explanation:

processing of silk takes place in many processes such as rearing finishing reeling etc.

hope this would help thankyou

A male with hemophilia (recessive, sex-linked) and a female who is normal (no hemophilia) have a girl? What is the likelihood that a girl will have the disorder?

a - 0%
b - 50%
c - 100%
d - Impossible to tell

Answers

Answer:

Option A is the correct answer.

- 0%

Explanation:

This is because the male is hemophilia recessive, not dorminant and the female allele has no traits of hemophilia therefore, the offspring have zero percent of having the diseases. The girl allele will be normal and recessive of hemophilia. Because there is no dorminant allele that can result into hemophilia.


A pure breed of roses always produces red flowers. The sudden appearance of a
yellow rose on this plant would be evidence of
O segregation
O mutation.
O grafting
O dominance.

Answers

The correct answer is B.
B: Mutation - this is caused by the surrounding soil and what has been in the soil causing changes in the way plants grow in it. Hope this helps!

is it true or false that matter is passed from the living oart of an ecosystem to the Nonliving part when animals eat plants?

Answers

Answer:

no it is false

Explanation:

your welcome

HELP QUICK-Which of the following is true regarding the atoms involved in a chemical reaction?
The same number of each type of atom will always be present before and after a chemical reaction takes place.
Some of the atoms present before the reaction will always be lost during a chemical reaction.
Some of the atoms will always be changed into a different type of atom by a chemical reaction.
During a chemical reaction, atoms will always be combined into much larger molecules.

Answers

Answer:

The same number of each type of atom will always be present before and after a chemical reaction takes place.

Explanation:

help me give this answer bord near


12)Give reasons:

a)mining leads to pollution

b)fossils fuel on burning create air pollution.

c)dams do not always have positive effects​

Answers

Answer:

too hard.................:............

A. All the gases they use when mining create pollution. B. Vehicles that run on gasoline burn fossil fuels and create air pollution. C. Dams can kill fresh water animals and also over flow when there is a flood.

2. What is the relationship between air temperature and air pressure at the
equator?

Answers

Answer:

Temperature refers to how warm or cold air is, and the density of the air is how many molecules are packed into a certain space of air. Air pressure is influenced by temperature because, as the air is warmed, the molecules start moving around more, so they bump into each other more often and create more pressure.

the pressure patterns associated with global circulation patterns. On the equator areas, since air is heated and rises, a zone of lower pressure will result.

Explanation:

mark it as brainliest. thnku hope it is helpful.

Explanation:

at the equator the air is moist and hot and when air is hot it's density decreases and so does the pressure exerted by it. and also air that contains water vapour is less denser than the air containing no or less water vapour so air containing less water vapour exerts more pressure

Being active at night and sleeping in burrows during the day is an adaptation of many animals living in the _____________

Answers

The desert should be the correct answer. In order for animals to save energy, they go out at night when it’s less hot

The pedigree below shows the passing of polydactyly (P) through a family. What is the phenotype of person III-9?

a - Normal Female
b - Affected Female
c - Normal Male
d - Affected Male

Answers

Answer:

The correct answer is - a. normal female.

Explanation:

The given question is asking the phenotypic nature of the individual and the sex of the individual represented in the pedigree given shows the passing of polydactyly (P) by person III-9.

In any family pedigree if the symbol is a circle it represents the female individual and if the circle is filled then it is diseased or affected female, however, in this question the symbol is an empty circle that represents a normal female.

A young child does something he knows is wrong and immediately looks at an adult for a reaction. This child has learned to?

Answers

Answer:

This child has learned to act from its adults.

Explanation:

This child has learned to act according to the reaction of the adult. If a child done something wrong and the adult reaction is not good the child will not repeat it because he knows that this act is bad while on the other hand, when the child done something good and the adult gives a good reaction so the child will continue doing this action so we can say that a child learn most of the things from their adults.

HELP PLZ!!

At what point in cellular respiration is glucose completely oxidized to carbon dioxide?

Question 6 options:

a)

Glycolysis


b)

Intermediate step


c)

ETC


d)

Citric acid cycle

Answers

Answer:

LETTER A

Explanation:

During the process of glycolysis in cellular respiration, glucose is oxidized to carbon dioxide and water. Energy released during the reaction is captured by the energy-carrying molecule ATP

Calculate the population of 217 bison at the end of 2 years if it decreases at a rate of 7.5% per year. _____ bison

Answers

7.5% of 217 = 16.275

At end of 1 year bisons = 217 - 16.275 = 200.725

7.5% of 200.725 = 15.054375

At end of 2 years bisons = 200.725 - 15.054375 = 185.670625 (Rounding that to the tens)

=186

Bison = Pe^-kt
(P is the initial amount of bison, which is 217)
(Also, make 7.5% negative to represenr population decay, not growth. Next, convert 7.5% to decimal form: 7.5/100 = .075)

Solve:

1. Bison = 217e^(-.075)(2)
2. Bison = 186.77 bison,
Since we can’t have .77 of a bison XD) and depending on rounding, you can have 186 or 187 bison!

Good luck!

Which function of the integumentary system is illustrated in the release of sweat? A. Absorption B. Protection C. Sensory Reception D. Regulation E. Secretion F. Both regulation and secretion

Answers

Answer:

F. Both regulation and secretion

Explanation:

Through sweat glands and superficial blood vessels, the skin is able to cool the body and regulate its internal temperature.

The eccrine sweat gland, which is controlled by the sympathetic nervous system, regulates body temperature. When internal temperature rises, the eccrine glands secrete water to the skin surface, where heat is removed by evaporation.

MY TEACHER NEVER TAUGHT US THIS BUT SOMEHOW, EVERYONE ELSE IN THE CLASS KNOWS HOW TO DO THIS!!

Answers

Answer:

Very very simple. simply subtract the water table elevation, from the surface elevation. So... for the first one do 90-70=20, and so on.

Hope this helped!

Explanation:

all you do is subtract the surface elevation and the water table elevation. so for the first one: 90-70=20

How are names and formulas written for covalent compounds?

Answers

Answer:

Naming binary (two-element) covalent compounds is similar to naming simple ionic compounds. The first element in the formula is simply listed using the name of the element. The second element is named by taking the stem of the element name and adding the suffix

DNA and RNA are made of what monomers? ___________________________
42. What are the 3 components of a nucleotide? ________________________________________
43. What are the elements found in nucleic acids?___________________________________
44. What are the 3 polymers for nucleic acids.________________________________________
45. What are the 2 main functions for nucleic acids.________________________________________________________________________

Answers

Answer:

42. Nucleotides are composed of three subunit molecules: a nucleobase, a five-carbon sugar (ribose or deoxyribose), and a phosphate group consisting of one to three phosphates. The four nucleobases in DNA are guanine, adenine, cytosine and thymine; in RNA, uracil is used in place of thymine

Explanation:

43.Nucleic acids contain the same elements as proteins: carbon, hydrogen, oxygen, nitrogen; plus phosphorous (C, H, O, N, and P). Nucleic acids are very large macromolecules composed of repetitive units of the same building blocks, nucleotides, similar to a pearl necklace made of many pearls.

44.polymer of nucleic acid

33 terms. The two main types of nucleic acids are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). Threose nucleic acid (TNA) is an artificial genetic polymer in which the natural five-carbon ribose sugar found in RNA has been replaced by an unnatural four-carbon threose sugar.

Nitrogenous base, pentode sugar and phosphate

Ou just read an article on the Endosymbiotic Theory. Based on what you read, what is the importance of the Endosymbiotic Theory?

Answers

Answer: The endosymbiotic theory suggests that eukaryotic organisms evolve from primitive prokaryotic organisms.

Explanation:

According to the endosymbiotic theory the organelles like mitochondria and chloroplast in the eukaryotic cells have arisen from aerobic bacteria. The aerobic bacteria being prokaryotic cell was consumed by the anaerobic bacteria or prokaryotic cell.

The following are the evidences of the origin of eukaryotic organisms from prokaryotic organisms:

1. The chloroplast and mitochondria have circular DNA like bacteria.

2. The mitochondria and chloroplast reproduce through binary fission which also occurs in bacteria.

Answer:

The Endosymbiotic Theory states that the mitochondrion and chloroplasts were consumed by a cell and now depend on one another to survive. Endosymbiotic Theory helps us by giving us the technology to use forensic sciences to solve cold cases.

Explanation:

The topic is genetics

Answers

Answer:

Heterozygous

Explanation:

Heterozygous mean 'different' and homzyg mean 'same'. They have Bb, they are 2 different alleles so its heterozygous.

Why does a scientist need to use a special microscope to view how Adams are arranged in clear substance

Answers

Atoms are not viewable to the human eye.

The atoms are too small to see

An ecosystem experiences a volcanic eruption that covers the area with lava. Which of the following organisms is most likely to be a
pioneer species in this ecosystem?

Answers

Answer:B

Explanation

to be completely honesty i have no knowledge if learning the current benefactor of the object asked in this particular question.

An ecosystem experiences a volcanic eruption that covers the area with lava. Organisms moss is most likely to be a pioneer species in this ecosystem.

What do you mean by ecosystem?

An ecosystem consists of all the organisms and the physical environment with which they interact. These biotic and abiotic components are linked together through nutrient cycles and energy flows.

An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts.

Healthy ecosystems clean our water, purify our air, maintain our soil, regulate the climate, recycle nutrients and provide us with food. They provide raw materials and resources for medicines and other purposes.

Learn more about ecosystem:

https://brainly.com/question/1673533

#SPJ6

During metaphase II, do homologous chromosomes pair up as in metaphase I?

Answers

Answer:

No

Explanation:

They pair up in metaphase 1 not 2

No


Explanation: they pair up on metaphases not 1 and 2

what are 5 functions of carbohydrates ​

Answers

☁️ Answer ☁️

PROVIDES INSTANT ENERGY TO THE BODY:

This appears to be the primary function of carbohydrates in the body.

Carbohydrates which we consume as food in the form of starch (ex: potato, bread), sucrose (ex: sugar, fruits), etc. get digested in the body to release glucose.

RESERVE FOOD:

Carbohydrate is also stored as the reserve food in the body. This is a precautionary measure for the body to cope up in times of hunger.

CARBOHYDRATES FORM OTHER BIOMOLECULES:

Carbohydrates in excess are converted into other bio-molecules of physiological importance. They mostly get stored in the form of fats.

DETOXIFICATION OF THE BODY BY METABOLISM:

Many drugs and toxic wastes in the body are metabolized for easy excretion in the body.

SPARING PROTEIN

In a situation where there is not enough glucose to meet the body’s needs, glucose is made from amino acids. Because there is no storage molecule of amino acids, this process requires the destruction of proteins, primarily from muscle tissue. The presence of adequate glucose basically spares the breakdown of proteins from being used to make glucose needed by the body.

Hope it helps.

Have a nice day noona!~  ̄▽ ̄❤️

Please answer fast
What is phagocytosis in regard to the immune system of humans?
A)the process by which basophils are activated by antigens that are bound to antibodies
B)the process by which the immune system responds to an antigen by producing antibodies against it
C) the process by which neutrophils ingest a bacterium
D) the process by which eosinophils release a cytotoxin to kill pathogens

Answers

Answer:

C.) the process by which neutrophils ingest a bacterium

Explanation:

Neutrophils ingest and remove bacteria through the process of phagocythosis.

Answer:

the process by which neutrophils ingest a bacterium

Explanation:

Neutrophils ingest bacteria via a process known as phagocytosis, or "cell eating." (also, I took the quiz)

Help please I will give brainliest

Answers

Answer:

8.) it shows tectonic plates shifting

9.) an earthquake

10.) it just can

Explanation:

What are the proper attire as part of personal hygiene.
1.
2.
3.
4.
5.
plsss ASAP​

Answers

Answer:

This may be coats, aprons, gloves, hairnets, beard nets and footwear. Clothing, footwear and headwear must be in good, clean condition. Hairnets must be worn by everyone. Any facial hair (beards and moustaches) must be covered by a beard net.

Explanation:

i hope you understand better

Every organism has a ______ number of chromosomes.

Answers

Answer:

46

Explanation:

is the answer of this quastion

state mendels laws and exlain the law of purity of gametes​

Answers

Answer:

Blending. Hint:Mendel's law of purity of gametes states that the unit factors are brought together and paired during fertilization, however, these unit factors do not affect or mix with each other though they have become paired.

Explanation:

HELP I NEED HELP ASAP
HELP I NEED HELP ASAP
HELP I NEED HELP ASAP
HELP I NEED HELP ASAP

What two elements are used to produce energy during nuclear fission?

A. Petroleum and Uranium
B. Petroleum and Hydrogen
C. Plutonium and Uranium
D. Hydrogen and Uranium

Answers

Answer:

C Plutonium and Uranium

Explanation:

u Uranium and plutonium are commonly used elements that produce energy during nuclear fission.

Petroleum is used to produce energy for transportation, heating and electricity, not nuclear fission

What is the difference between an objects structure and its function

HELP

Answers

Answer: The objects structure is like the base,the function is what  its used for : >

Please help I’ll make you the brainiest

Answers

G M S
....................
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