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sashaice [31]
3 years ago
13

The trophic levels of the energy pyramid above show that A. there is a great amount of energy lost as it travels up the energy p

yramid. B. energy is not transferred between organisms in an ecosystem. C. there is a great amount of energy gained as it travels up the energy pyramid. D. the same amount of energy is available at every level of the energy pyramid.


Biology
2 answers:
Andrews [41]3 years ago
7 0

Answer:

A. there is a great amount of energy lost as it travels up the energy pyramid.

Explanation:

As you can see directly in the image, the energy in the producers is large and wide, then in the primary consumers it decreases a lot, making this a loss of energy, then from primary to secondary the amount of energy decreases again to the half and then the same from secondary to tertiary, again in half, so the different levels of the pyramid have different amounts of energy, because of that we can say that there is a large loss of energy as it travels up the energy pyramid.

Yakvenalex [24]3 years ago
4 0
<span>A. there is a great amount of energy lost as it travels up the energy pyramid

The size of each level represents the amount of energy in that level. Since the size greatly decreases as you move up the pyramid, there is a great amount of energy lost as you move up.</span>
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Leigh's disease is a mitochondrially inherited disease with symptoms that include seizures, fatigue, impaired reflexes, breathin
Ahat [919]

About the question:

You will find the pedigree in the attached files

Answer:

  • individual 4 → Affected woman → Black circle
  • individual 5 → Affected woman or man → Black circle or square
  • individual 7 → Healthy woman → Empty circle
  • individual 10 → Affected boy → Black Square

Explanation:      

Mitochondrial inheritance is the transmission of a disease or a trait from the maternal line.

<em>Most of the DNI is in the nucleus, but there is also DNI in mitochondria. Sperm cells hardly transfer mitochondrial genes to the progeny</em>, so mitochondrial DNI is mostly inherited from the maternal side. If there exists any mutation in this mitochondrial DNI, the whole progeny of the mutated woman will be affected, as they will get the mother genotype carrying the mutation. On the contrary, if an affected man is carrying a mutation in mitochondrial DNI, non of their descendants will get the disease.

Before answering the question, let us remember the pedigree symbols.

  • Squares represent Males/Men
  • Circles represent Females/Women
  • Empty symbols represent healthy/non-affected individuals
  • Solid black symbols represent sick/affected individuals

In the exposed pedigree, we can see that the mother is affected by the disease (individual number 2), so all her children are also affected (individuals 4, 5, and 6) because the <em>disease is mitochondrially inherited</em>.

Individual 3 is a healthy man, so individual 4 must be an affected woman (Black circle). As she is the one affected, then all her children will also be affected. This couple <em>had one boy and two girls</em>. Individuals 8 and 9 are girls (circle), so individual 10 must be the affected boy (black square).  

On the other hand, individual 6 is an affected man (black square), son of individuals 1 and 2. This man couples with a woman, and they have all healthy children. So this woman (individual 7) must be healthy. Even though the man is affected, all their children are not because their mother (7) is not. Remember that sperm cells do not transmit the mitochondrial genes to the progeny.      

And finally, individual number 5 might be either a man or a woman. In any case, this person is also affected by Leigh's disease.  

5 0
3 years ago
Chap 2.3 biology;;
Murrr4er [49]

Answer:

Monomer: 2 - Amino acid

                 3 -Nucleotide

Polymer: 1 - Cellulose

               3 - Nucleic acids

Example: 1 - Carbohydrates

               2 -  Collagen

Function 1: Carbohydrates are a source of energy in the body.

Function 2: Collagen is the most abundant protein in the human body. It's a long, fibrous structural protein that supports tissues and gives structure to individual cells. Collagen fibers are tough and found in bundles. They providing tensile strength to the tissues containing them.

Function 3: DNA is a protein structure that carries instructions needed for an organism to develop, survive and reproduce. It is a nucleic acid that contains the genetic instructions for the development and function of living things, its main role is the long-term storage of information

Explanation:

Monomers are single molecules that can bond with identical molecules to form polymers.

1. Glucose can combine with other glucose molecules to form starch or cellulose which results in formation of carbohydrates.

Carbohydrates are a source of energy in the body.

2. Amino acids can combine with other amino acids to form a protein chain which results in formation of collagen

Collagen is the most abundant protein in the human body. It's a long, fibrous structural protein that supports tissues and gives structure to individual cells. Collagen fibers are tough and found in bundles. They providing tensile strength to the tissues containing them.

3. Nucleotides can combine to form nucleic acids resulting in formation of enzymes.

DNA is a protein structure that carries instructions needed for an organism to develop, survive and reproduce. It is a nucleic acid that contains the genetic instructions for the development and function of living things, its main role is the long-term storage of information

6 0
3 years ago
which of the following statements illustrate how fossils record the evolution of defense mechanisms over time?
Veronika [31]

Answer:

lugi

from super smash brus

Explanation:

7 0
3 years ago
Believing that every problem has a solution is part of which set of values?
Natali5045456 [20]

Answer:

May be :c

Explanation:

morality and practicality

8 0
2 years ago
Read 2 more answers
Which is a advantage of water’s heat capacity ?
Lerok [7]
An advantage of water's heat capacity is that it uses more energy to cause the substances to boil.

4 0
3 years ago
Read 2 more answers
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