1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
allsm [11]
3 years ago
9

At what point in the cell cycle does DNA replication occur and why?

Biology
2 answers:
Marrrta [24]3 years ago
7 0

Answer: Option A.

Before a cell divided to provide each of the two resulting cells with a complete set of DNA instructions.

Explanation:

DNA replication is the process by which two copies of identical DNA are produced from a double stranded DNA molecule.

DNA replication normally occurs because the cells divide to produce new cells. Each new cells must have complete set of DNA instructions, so DNA must be copied before cells divide.

aalyn [17]3 years ago
6 0

Answer:

A. before a cell divides, to provide each of the two resulting cells with a complete set of DNA

instruction

Explanation: DNA replication occurs at the s phase of the interphase. It is process in which a new copy of DNA strand is made. The existing DNA strands serves as template for the new one. We have conservation and semi-conservative replication.

DNA replication occur before cell divides because the new daughter cell contain the exact copy of the original DNA.

You might be interested in
The type of organism that can transfer the energy of sunlight to sugars and ATP is called an
maria [59]

The answer to you question autotroph

I hope it helps you

4 0
3 years ago
Studies of fat cells a d thyroid cells show that fat cells have fewer mitochondria than thyroid cells. A biologist would most li
Eddi Din [679]
Think where mitochondria are found in the greatest numbers - they are found (for example) in liver cells, kidney cells, muscle cells etc. These tissues carry out a lot of work and thus require lots of energy. 

<span>Fat is a storage product that sits there until required but the thyroid does lots of work involved in metabolism and therefore requires plenty of energy.


This should help :)

</span>
5 0
3 years ago
Some complex multicellular organisms are organized at four levels to increase efficiency. Which list names the correct order of
djverab [1.8K]
It would be d because a cell is least complex and organ system is most complex
6 0
3 years ago
which of the following describes a relationship of parasitic oxpecker birds eat Parts take ticks off the back of zebras a tick a
erica [24]
The tick attaching itself to the skin of the dog is the parasitic relationship because the tick is relying on the dog as a host in order to live.
8 0
3 years ago
Read 2 more answers
The parents of a 13-year-old boy with a sore throat for a week, vomiting for two days, swollen lymph glands, and stiff achy join
telo118 [61]

ANSWER: MITRAL VALVE STENOSIS

EXPLANATION:

The child have the risk of having MITRAL VALVE STENOSIS. It is also referred to as mitral stenosis.

Mitral valve stenosis occurs as results of the mitral valve opening narrowing. Which effect to less blood flowing through it.

The mitral valve is located between two chambers (the atrium and the ventricle) on the left side of your heart.

However, Mitral valve stenosis can lead to different health issues, including blood clots, difficulty breathing, fatigue, and heart failure.

Mitral valve stenosis is specifically caused by rheumatic fever (a childhood disease). This rheumatic fever occurs has a result of the body's immune response to an infection associated with the streptococcal bacteria.

Acute rheumatic fever affects the joints and the heart greatly. It causes joints inflammation temporarily and in severe case causes chronic disability.

Nevertheless, this cardiac complication have treatment and it is based on whether the affected individuals shows symptoms. Medications like blood thinners or anticoagulants (to reduce the risk of blood clots), diuretics, antiarrhythmics (to cure abnormal heart rhythms), beta-blockers (to slow your heart) etc, are being administered based on the level of the complication.

5 0
3 years ago
Other questions:
  • Evaporation is the stage of the water cycle in which liquid water becomes water vapor. On which of the following days would the
    13·1 answer
  • What type of fossil would provide the best information about how an organism behaved?
    11·2 answers
  • How is nitrogen from the atmosphere, the abiotic part of the ecosystem, converted in to the biotic part of the ecosystem in orga
    9·1 answer
  • Remoras are small fish that attach themselves to the sides of sharks. They get protection and scraps of food from the shark. The
    10·1 answer
  • The formula F = ma shows the relationship between force, mass, and acceleration. Solve this formula for a.
    15·2 answers
  • Dr. taylor’s cva occurred in the left cerebral hemisphere, near her language center. if dr. taylor’s cva had occurred in the sam
    11·1 answer
  • Negative feedback: If the body temperature is high, the rate of perspiration (sweat) should
    11·2 answers
  • What effects would you expect uncontrolled celiac disease to have on children? How do these effects relate to what is shown in t
    5·1 answer
  • The pod color in pea plant can be yellow or green. A pea plant with yellow pods (Yy) is crossbred with another pea plant with gr
    12·2 answers
  • Why are the supraorbital height and thumb indexes important measurements in<br> comparing primates
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!