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a_sh-v [17]
3 years ago
15

if you were to add two goldfish into a fish tank that already contains three goldfish, explain what happens to the population de

nsity of the fish tank.
Biology
1 answer:
kow [346]3 years ago
8 0
The population grows
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Spinal nerves exiting the cord from the level of l4 to s4 form the
Novosadov [1.4K]

The question is incomplete as it does not have the options which are:

  1. sacral plexus
  2. femoral plexus
  3. thoracic plexus
  4. lumbar plexus

Answer:

Sacral plexus

Explanation:

The spinal cord is considered an organ which is composed of the nervous tissues. The spinal cord passes through the vertebral column or foramen and based on these foramen is divided into 31 segments from which a bundle of nerves fiber exits.

The spinal cord is divided into the 5 lumbar and 5 sacral division in which the bundle of nerves which exit from the S1 to S4 which are also joined by the L4 and L5 are called the sacral plexus. The sacral plexus is formed of nerves which exit from the spinal cord to the pelvis and the lower limb.

Thus, Sacral plexus is correct.

5 0
4 years ago
Describe how the structure of the aorta relates to its function in the heart.
Lelechka [254]
It basically function the same for example we move are arms and legs. different shape but function the same. is it alive?. that's the example.Not sure.
5 0
3 years ago
Where is the frog liver and what is the purpose of this structure?
tiny-mole [99]
<span>The Liver Secretes bile and processes digested food molecules
and its located just below the heart 

</span>
8 0
3 years ago
A student in a biology class crossed a male Drosophila melanogaster having a gray body and long wings with a female D. melanogas
natulia [17]

Answer:

Answer is D "Genes for the two traits are located close together on the same chromosome, and crossing over occurred between the two gene loci"

Explanation:

Traits are distinguishing characteristics of an organism. The Phenotypic crossing of the Drosophila melanogaster specie with Gray body and long wings over that of the same specie but female with black body and apterous wings produced a total of 100 offspring, which showed a that genetic crossing were done on the closely related chromosomes of the body traits for the individual species.

6 0
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Directions: Use the graph to answer the question.
kobusy [5.1K]

Answer:

Explanation:because of electricity the coal amount will decrease

5 0
3 years ago
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