during which checkpoint would damaged or improperly replicated dna halt progression through the cell cycle?

Answers

Answer 1

Answer:

G2/Growth 2 phase

Answer 2

Answer:

When a cell's DNA is damaged, a sensor protein activates p53, which halts the cell cycle at the G 1start subscript, 1, end subscript checkpoint by triggering production of a cell-cycle inhibitor. This pause buys time for DNA repair, which also depends on p53, whose second job is to activate DNA repair enzymes.


Related Questions

males are more often affected by x-linked traits than are females because ________.

Answers

Answer:

A male with a mutation in a gene on the X chromosome is typically affected with the condition. Because females have two copies of the X chromosome and males have only one X chromosome, X-linked recessive diseases are more common among males than females.

Explanation:

Hope this helps you a lot!

The physical manifestation of a genotype, like blue eyes for bb, is an organism's
phenotype
genotype
codon
dominant allele

Answers

Answer:

phenotype plz mark me brailiest

Explanation:

Answer: phenotype :)

Explanation:

lesson 2 unit 3 genetics phenotype – the physical manifestation of a genotype

list the function done by living organisms

Answers

Answer:

Respiration,Growth,Nutrition ,Reproduction and Excretion

Explanation:

True/False: Blood entering the heart from the lungs is oxygen-poor blood.

Answers

Answer:true

Explanation:

Because we already used the oxygen from the blood to breathe (i think)

a typical human chromosome contains about how many nucleotides in its dna?

Answers

Answer:

50 million nucleotide pairs

The typical human chromosome contains 50 million nucleotide pairs

in its DNA.

What is DNA?

Deoxyribonucleic acid (DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix carrying genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses. DNA and ribonucleic acid (RNA) are nucleic acids. Alongside proteins, lipids and complex carbohydrates (polysaccharides), nucleic acids are one of the four major types of macro molecules that are essential for all known forms of life.

Hence, The typical human chromosome contains 50 million nucleotide pairs.

in its DNA.

Learn more about Functions of DNA refer to:

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How is a cruise ship like a cell? Name the organelles that have a similar function to the parts of a cruise ship.

I’ll give brainliest, thanks and 5 stars to the answer that stated all the organelles that are similar in function to the parts of a cruise ship.

Answers

Answer:

Nucleus - Controlls like the Captin or the control center of the ship

Ribosome - People that make the ship run

Vacuole - Rooms for guests to stay in.

Cytoplasm - Floor for people to walk on

Cytoskeleton - Walls of the ship (this could also be Cell wall)

Mitochondria - The fuel source

Endoplasmic Reticulum - It's a highway so maybe the halls or any main point on the ship where alot of people are.

Plant cells are generally larger than animal cells. A True B False​

Answers

Answer:

False

Explanation:

Eukaryotes are larger

Answer: True, Happy To Help

Explanation:

Joe, age 14, recently fractured his forearm midway between his wrist & elbow. Should his physician be concerned about his epiphyseal plate being affected and causing bone growth to stop?

Answers

Joe's doctor must be concerned that his bone growth will be hampered by damage to the epiphyseal plate.

We can arrive at this answer because:

The epiphyseal plate is a set of cartilage present at the end of long bones, such as the bones present in the forearm.The epiphyseal plate is responsible for the longitudinal and lateral growth of the bone.This growth occurs during childhood and adolescence, for this reason, it is essential to maintain the good integrity of this plaque during this time of life.

In the case of Joa, who is still a teenager, a fractured forearm can damage his epiphyseal plate and affect his body's bone growth, so his doctor should be concerned about this.

It is important to note that during adult life, the epiphyseal plate is replaced by an epiphyseal line.

More information:

https://brainly.com/question/25331978?referrer=searchResults

An example of a communicable disease is
A - cancer.
B - chronic respiratory disease.
C- diabetes.
D -giardiasis.

Answers

Answer:

D giardiasis is the correct answer :)

An example of a communicable disease is giardiasis, which is in option D. Giardiasis is an example of a communicable disease. It is caused by a microscopic parasite called Giardia lamblia.

This disease affects the digestive system, causing symptoms such as diarrhea, abdominal cramps, bloating, and nausea. It is typically transmitted through the ingestion of contaminated food or water that has been contaminated with the parasite. Chronic respiratory disease includes conditions such as asthma, chronic obstructive pulmonary disease (COPD), and bronchitis, which are usually caused by long-term exposure to irritants or genetics and are not directly communicable.

Learn more about communicable diseases here.

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Give two examples of types of weather that you experience where you live. Give two examples of weather you don’t experience where you live. colorado

Answers

Answer:

New Zealand

Explanation:

I live in New Zealand where it's only winter and sometimes rain. There is hardly any sunlight so I will say I lest experience summer ☀️

Main Points of the Theory of Plate Tectonics

Midocean ridges form at very large large cracks in _______

Molten magma fries through the crack and cools to form new ___________

New Magma from below pushes up, causing the seafloor to ________​

Answers

Answer:

Midocean ridges form at very large cracks in the ocean.

Molten magma fries through the crack and cools to form new land.

New magma from below pushes up, causing the seafloor to spread (divergent boundary).

Hope this helps

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Have a great day!!!

What are the functions of the plant cell's parts. l will mark you the brainest.​

Answers

Answer:

There are xylem vessels and pholem cell it is the major building block for the respiration and growth of plants

Answer above is correct

Create a hypothesis: Ben wonders if sugar water will help his vine plant grow taller than it would with regular water. He would like to do an experiment. Create an appropriate hypothesis Ben can test using an experiment. *your hypothesis can be anything as long as it is in the correct format and related to the experiment!

PLZ HELP MEEE I NEED ID NOW(((

Answers

Answer:

If Ben waters his vine plant with sugar water, then the plant will not grow as well as it would when watered with regular water.

homologous chromosomes separate from each other during

Answers

Answer:

In anaphase I of meiosis I the homologous chromosomes are pulled apart from each other.

Explanation:

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Miss Hawaii

What caused the stickleback population to have less armor and become faster?

Answers

Answer:

the changes were caused by different genes in each species.

Explanation:

they have less armor which now allows them to move faster and that allows them to escape from predators easier

NO G00GLE PLEASE <3
How can you explain the relationship of the following components within the cell: nucleus DNA, chromosomes, and genes?​

Answers

Answer: DNA is found in every cell of our body– except red blood cells (no nucleus). Genes are a segment of DNA. Our genes are the blueprint for our biology.

Explanation:

What type of organisms have differentiated cells?
a.) Multicellular Eukaryotes
b.) Unicellular Eukaryotes
c.) Prokaryotes
d.) All of the above

Answers

Answer:

C) Prokaryotes

Explanation:

Prokaryotic cells tend to be small, simple cells, measuring around 0.1-5 μm in diameter. While prokaryotic cells do not have membrane-bound structures, they do have distinct cellular regions

Unicellular organisms generally do not go through any cell differentiation, except unicellular yeasts. While multicellular organisms go through categorized cell division to form differentiated cells, which can perform particular tasks.

Anthocyanin are an alternative type of chlorophyll that some plants will produce depending on season or their general location. Based on the graph below, if I were to see a plant making strictly anthocyanin what color would it be?
Blue
Yellow
Purple
Red
Green

Answers

Anthocyanin causes pigmentation of red, purple or blue so based off of the graph it is one of the 3

15. Which muscle is anterior to the tibia and helps prevent foot drop?

Answers

Answer: Anterior Tibialis muscle

Explanation:

PLZ HELP, WILL GIVE BRAINLIEST

Which scenario best describes natural selection?
a species of flower develops a gene that results in a more attractive nectar causing more pollinators to be attracted
wheat plants are selected for their ability to produce the most wheat germ
a bacteria exposed to radiation acquires a mutation
a hurricane occurs and kills 70% of the members of a rodent species

Answers

Answer: A species of flower develops a gene that results in a more attractive nectar causing more pollinators to be attracted

Explanation: I think it’s that one and sorry if I’m wrong but to me the other choices don’t seem to fit as a hurricane kills 70% isn’t helping any organisms adapted and the other two choices no organisms is adapted but the first, the flowers have to adapt as they develop a new gene and it also affects pollinators

what is the primary function of cellular respiration?

Answers

The ultimate function of cellular respiration is to release energy stored in glucose as useable energy for the cell.

Pls give brainliest ❤️
Hello!


The main function of cellular respiration is to synthesize biochemical energy. Cellular respiration is essential to both eukaryotic and prokaryotic cells because this biochemical energy is produced to fuel many metabolic processes, such as biosynthesis, locomotion, and transportation of molecules across membranes


Hope it helps!

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Which of the following is a disadvantage of genetic engineering?

May cause negative side effects

Cannot create new organisms

Reduces the nutrition value of food

Increases the scarcity of food in the world​

Answers

Answer:

may cause negative side effects

Explanation:

Answer:

May cause negative side effects.

Explanation:

I took the test

Genetic Engineering is used to put genes from one organisms into another. The new organism can reproduce. And while it may seem like it's the answer the nutrition value and scarcity of food is in no way impacted. It's not like cloning. Where more are being created in large amounts with similar diets. They can be cross-pollinated with organisms with different diets. So the only obvious answer would be the negative side effects.

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which type of fossils are used to identify specific time periods?

Answers

Answer:

Index fossils help to identify specific time periods. They are made from organisms that were distinctive, widespread, and lived briefly. Index fossils help to identify specific time periods. They are made from organisms that were distinctive, widespread, and lived briefly.

Explanation: hope this helps :)

Answer:

index file

hope this helps

:)

Explanation:

Fill in the blanks:
transcription
translation
DNA
Match the DNA bases with its
complementary mRNA base:
in DNA: in mRNA:
A
T
С
G
EU
Construct a complementary mRNA strand
of the following strand of DNA:
AGC TCA CTG

Answers

Answer:

A - T

T - A

C - G

G - C

TCG AGT GAC

which two locations are most likely to have both earthquakes and volcanoes?

A. convergent plate boundaries
B. divergent plate boundaries
C. transform plate boundaries
D. central areas of plates

Answers

Answer:

it's both A and B

example the junction between the eurasian plate and indo-Australian plate (region near the Himalayas) that is prone to earthquakes

Explanation:

brainliest plz

responsible for the fact that organic molecules no longer spontaneously form on Earth?

Answers

Answer:

the experiment with meat sealed in a jar and maggots did not spawn out of thin air

Explanation:

A scientist is trying to decide whether an organism is unicellular or multicellular. Which information would help the scientist most to make her decision? A. size of the cells of the organism B. what the organism eats C. how many types of cells are in the organism D. how fast the organism grows

Answers

Answer:

how many types if cell are in the organism

21. Three different processes are occurring in the drawing below. Name each process and describe it.

Answers

The three different processes that are occurring in the above drawing are:

1. Process A: Diffusion.

2. Process B: Facilitated diffusion.

3. Process C: Active transport.

Cell transport refers to the movement of ions, molecules, or substances across the cell membrane, either into or out of the cells of a living organism.

From the above diagram, the three (3) different processes that are occurring are:

1. Process A: Diffusion.

Diffusion refers to the movement of gas molecules from a region of high concentration (top) to a region of lower concentration (bottom) until an equilibrium is attained or reached.

2. Process B: Facilitated diffusion.

Facilitated diffusion refers to the movement of substances or gas molecules across a cell membrane from a region of high concentration (top) to a region of lower concentration (bottom), especially through the help of transport protein.

3. Process C: Active transport.

Active transport involves the movement of substances across the cell membrane from a region of lower concentration to a region of higher concentration, against a concentration gradient and in the presence of oxygen.  

Read more: https://brainly.com/question/18646362

1. Why can't sound waves travel through space?

Answers

Answer:

Sound waves are travelling vibrations of particles in media such as air, water or metal. So it stands to reason that they cannot travel through empty space, where there are no atoms or molecules to vibrate

Explanation:

Hope it helps

Which statement about cystic fibrosis is true?
A.) Cystic fibrosis is caused by a deletion of one codon in the DNA molecule.
B.) Cystic fibrosis affects a person's ability to make normal red blood cells.
C.) Carriers have an advantage over people who do not have the cystic fibrosis mutation.
D.) Cystic fibrosis is caused by a mutation in which a dominant allele replaces a recessive allele.​

Answers

Answer:D

Explanation:

It only make sense.

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