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aleksley [76]
3 years ago
5

What is a volcano?

Biology
2 answers:
sasho [114]3 years ago
5 0

Answer:

c

Explanation:

Vladimir [108]3 years ago
4 0

Answer:

D

Explanation:

I hope this is correct and have a great day

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I need help asap!! I will reward brainliest!
Ipatiy [6.2K]

Explanation:

the lower power will focus betterthan the high magnification

4 0
3 years ago
Whay happens for elements larger than iron to be created?
guapka [62]
<h2>What happens for elements larger than iron to be created? </h2>

  • Neutron-capture inside stars is the primary source of elements heavier than iron, while there are other minor contributors (cosmic ray spallation, radioactive decay). They are not just produced by supernovae, but also by other stars.

3 0
2 years ago
William and Quentin are fraternal twins. This means they share, on average, what % of genes with one another?
nordsb [41]

Answer:

The correct answer is 50%

Explanation:

Fraternal twins are the twins which are produced from the fertilization of two different eggs by two different sperms. These eggs are released at the same time.

So as fraternal twins are produced from fertilization of two different eggs therefore they share 50% of genes with each other just like other siblings. They are also called dizygotic twins

Identical twins are produce from a sigle fertilized cell which later divides into two cell mass. Indentical twins share 100% gene. Therefore the correct answer is 50%.

7 0
3 years ago
What differs among DNA structures of different species?
weqwewe [10]

Answer:

D) the arrangement of the nucleotides within genes

Explanation:

De-oxy ribo nucleic acid that is basically a polymer of nucleotides. Nucleotides are composed of three basic units: a de-oxyribose sugar unit, a phosphate group and nitrogenous bases that can be Adenine, Gunanine, Thymine and Cytosine.Adenine always pairs with Thymine and Guanine always pairs with Cytosine.

This is a universal composition of DNA in each and every living organism. The genes are a segment of DNA that contain specific sequence of nucleotides and encode for a specific trait of organism such as height, weight, eye color etc. The sequence of nucleotides expresses the trait in the form of protein product during the process of Translation. The products of translation are amino acids and every amino acids encode for a specific protein  in almost  all living organisms.

So, what differs in the specie is the sequence of nucleotides in genes. Infact this is the nucleotide sequence which brings evolution in organism and organisms evolve to form new specie with the passage of time. One major cause of change in nucleotide sequence is mutations due to which the organisms change with time.

Suppose the sequence of nucleotide of specific gene in organism A is

AAGGGGAAATTT

However in other specie organism B of same specie is:

TAGGGGAAATTT

This means only mutation of one base changed the gene in organism B and also its product called protein.

Hope it help!

8 0
3 years ago
Read 2 more answers
What is "change" when we are talking about natural and physical systems?
MaRussiya [10]

D.  A variable or alteration to one part that affects an entire system

Explanation:

When talking about natural and physical systems, change is a variable or alteration to one part that affects an entire system.

Systems are groups of processes that have the same overall function. There are several types of interacting components that makes up both physical and natural systems in our world.

  • The part of  system is related and interconnected via the changes they undergo.
  • Changes typically causes variation or alteration of parts of a system.

learn more:

Biogeochemical cycle brainly.com/question/3509510

#learnwithBrainly

7 0
4 years ago
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