What is the function of spindle fibers during cell division?

Answers

Answer 1
Spindle fibers move the chromosomes during mitosis and meiosis to ensure even chromosome distribution between daughter cells.
Answer 2
I believe spindle fibers moves the organelles around

Related Questions

11. What genetic syndrome is shown in this picture?*

Answers

Answer:

As per I know...

it's Down's syndrome..

Which describes the correct pairing of DNA bases?
A. C with C, and G with G
O B. C with T, and G with A
O c. C with A, and G with T
O D. C with G, and A with T

Answers

The correct pairing of DNA bases is D. C with G, and A with T. Thus, option "D" is correct.

What is DNA replication?

DNA replication is a process of the formation of two molecules of DNA from a single DNA molecule (which is double-stranded).

In this process, the two DNA strands of the original DNA are first separated so that the template strands are exposed.

Thus, option "D" is correct.

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The correct pairing of DNA bases is C with G, and A with T. Therefore option D is correct.

DNA (deoxyribonucleic acid) is composed of nucleotides, which are made up of a sugar molecule (deoxyribose), a phosphate group, and a nitrogenous base. The four nitrogenous bases found in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T).

In DNA, the bases always pair up in a specific way known as complementary base pairing. The bases adenine (A) and thymine (T) form a pair, and cytosine (C) and guanine (G) form a pair.

This pairing is based on the specific hydrogen bonding interactions between the bases:

Adenine (A) always pairs with thymine (T) through two hydrogen bonds.

Cytosine (C) always pairs with guanine (G) through three hydrogen bonds.

This specific pairing of bases is crucial for DNA replication and the accurate transmission of genetic information during cell division and protein synthesis.

The pairing of DNA bases: (D) C with G, and A with T. This pairing reflects the complementary base pairing rules observed in DNA.

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Which of the following best describes the process of protein synthesis?
Group of answer choices

Amino acids are translated from mRNA, then mRNA is transcribed back into DNA

DNA is transcribed into mRNA, then mRNA leaves the nucleus to go to the ribosomes for translation

mRNA stays in the nucleus, which is where DNA is transcribed into amino acids. The amino acid then go to the ribosome to build proteins.

DNA leaves the nucleus through transcription and goes to the ribosome, where it is translated into amino acids

Answers

Id say the last one, but I’m not entirely sure

The feature of a map that relates a distance on the map to a distance on Earth's surface is called the
A scale.
B. symbol.
C. degree
D. prime meridian

Answers

Answer:

scale

Explanation:

The scale will usually tell how many miles an inch represents, or how many kilometers a centimeter represents.

Scale is the answer.

A farmer grows several crops on a farm that has mostly shallow, sandy soil, meaning they have
a low water storage capacity and a high infiltration rate. Which of the following irrigation
methods would be the best suited for this farm?
Select one:
O a. Drip irrigation
O b. Surface irrigation
O c. Flood irrigation
O d. Furrow irrigation

Answers

..............C...............

For a sandy soil farmer should use drip irrigation method over surface irrigation.

Sandy soils have a low water storage capacity and a high infiltration rate.  Therefore they need frequent but small irrigation methods, drip irrigation is most suitable method than surface irrigation.

In other irrigation methods such as Surface irrigation, Flood irrigation, Furrow irrigation water is discharged in quite large amounts but the soil lost it due to the high infiltration rate.

Therefore, for a sandy soil farmer should use drip irrigation method over surface irrigation.

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How is the age of the earth used as evidence of evolution?

Answers

Answer:

Explanation:

All radiometric evidence points to the age of the Earth as about 4.54 billion years old. The old age of the Earth is evidence for evolution, a change in the genetic makeup of a population over time.

Answer:

The age of the earth can be used as evidence of evolution because it withholds the past that we are capable of uncovering bit by bit. We excavate fossils buried in the ground which we use accordingly. The fossil record reveals that the deeper you go, the farther back in history you unearth. This is known as the Law of Superposition. With these fossils, we can compare and contrast the anatomy of closely related organisms and possibly uncover vestigial structures. All of which is evidence that evolution has taken place.

1. Which of the following is not a natural occurring event of carbon dioxide being added to the environment?
animal respiration
deforestation
volcano eruption

Answers

Answer:

animal respiration is what I guess it is.

Answer:

Deforestation

Explanation:

I had it on a quiz earlier today

What are some Characteristics of a ladybug before metamorphosis

Answers

Answer:

.

Explanation:

Ladybug larvae look somewhat like tiny alligators, they have elongated bodies and bumpy exoskeletons. Though in many species, the ladybug larvae are black with brightly colored spots or bands.

Fruit Fly Eye Color (sex-linked): Red Eye (Dominant - R), White Eye (Recessive - r): How many female fruit fly offspring
would be expected to have white eyes from the following cross? Parents: White Eye Female x Red Eye Male
A.) 0%
B.) 25%
C. 50%

Answers

25% I think
Good luck

What type of rock is formed when hot lava is cool and hardened

Answers

Answer:

A. Igneous

Explanation:

the answer is A) igneous

Is this organelle more likely to be found in animal cells or plant cells

Answers

more likely to be found in plant cells
plant cells, chloroplast isnt found in animal cells i believe

Which of these best describes the smooth muscle?

a. muscles that control movements inside your body

b. muscles that provide force to move your bones

c. Tissue in the heart

d. Strong connective tissue that attaches muscle to bone

e. muscles that you cannot control

f. muscles that appear banded

g. muscles under your conscious control ​

Answers

Answer:

Options A , C , E

Hope it helps!!

Smooth muscle is one of the three types of muscles involved in controlling the movements inside your body organs and is involuntary. Thus, options a and e are correct.  

What are smooth muscles?

Smooth muscles are the non-striated muscle that lacks sarcomeres and striations and thus lacks bands. They are found through the internal body structures and have a variety of functions.

The smooth muscles can be found in the walls of the liver, intestines, pancreas, urinary tract, uterus, etc. but not in the heart. They also have a spindle shape that contains only one nucleus in it.

They are not under the control of the organisms and rather are controlled by the nervous system, skeletal system, chemicals, and hormones.

Therefore, the smooth muscles are involuntary muscles that control the internal structure. Options a and e are correct.

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PLEASE HELP DUE TOMORROW!

what are the advantages of harvesting more crops and trees to reducing carbon emissions?

And what are disadvantages of harvesting tree and crops for reducing carbon emissions?

Answers

Answer:

the advantage is free more space to plant crops and farm animals and build houses

the disadvantage is destroying the animal environment and may cause climate change and killing an endangered species by destroying there houses or by accident

Answer:

As trees grow, they help stop climate change by removing carbon dioxide from the air, storing carbon in the trees and soil, and releasing oxygen into the atmosphere and more space.

help me with the picture

Answers

Answer:

I think it is D

Explanation:

Answer:

c or b good luck girl or men

Explanation:

Negative feedback:If oxygen levels are low,then respiration should
A. Increase
B. Decrease​

Answers

Answer:

increase..................

Differentiate between the three dose-response curves, and explain why these curves do not apply to individuals.

Answers

Answer:

LD-50: lethal dose 50%, dosage that causes death to 50% of the exposed population

ED-50: effective dose 50%, dosage that causes an effect in 50% of the observed subjects

TD-50: toxic dose 50%, dosage that is toxic to 50% of the observed subjects

These curves do not apply to individuals because it is hard to predict the dosage that will cause a response in an individual, and more practical to predict what percentage of a population will be affected by a certain dosage of a chemical.

Explanation:

Help me please it’s biology

Answers

Answer:

the last one

Explanation:

Answer:

I'm pretty sure it's a virus

Explanation:

Viruses are non-living, therefore they are abiotic

Where does the energy for a wave come from? A: the potential energy of height
B:the kinetic energy of a push
C:the kinetic energy of a pull
D:the static energy not the molecules hitting​

Answers

Answer:

the potential energy of height

The following are considered organelles except for the -
A. chloroplast
B. cytoplasm
C. mitochondria
D. vacuole
Correct answer get's brainliest please help :(

Answers

Answer:

cytoplasm

Explanation:

I think the answer is cytoplasm cause it is the room of the cell

B. Cytoplasm

Explanation:

Vacuole contains cell sap.
Mitochondria holds the energy
Chloroplast gives the plant it’s green pigment.
And cytoplasm is the jelly liquid within the cell, to keep the organelles in place.

when do you think friction can be helpful ? try to think of a situation friction is necessary

Answers

Answer:

friction stops tyres skidding in the road and prevents shoes slipping on the pavement .it grips the ground a prevent sliding

Help me on this please

Answers

Explanation:

A.

The transpiration stream that passes through a plant may follow an apoplastic route, with low resistance to flow, or a cell-to-cell route, in which cellular membranes impede water flow. However, passage of water through membranes can be facilitated by aquaporins thereby decreasing resistance. We investigated the relationship between transpiration, which can be down-regulated by abscisic acid (ABA) or by high humidity, and the osmotic water permeability (Pos) of protoplasts. By using leaf protoplasts of wild-type (wt) Arabidopsis thaliana plants and of mutants that are low in ABA (aba1) or insensitive to ABA (abi1 and abi2), we found that protoplasts from aba1 and abi mutants have very low Pos values compared with those from wt plants when the plants are grown at 45% relative humidity. High values of Pos were found 3 h after the addition of ABA to the culture medium of aba1 plants; addition of ABA to abi plants did not restore the Pos to wt levels. There was no such increase in Pos when excised leaves of aba1 plants were treated with ABA. When the transpiration stream was attenuated by growing the plants at 85% relative humidity, the Pos of protoplasts from all plants (wt and mutants) was higher. We suggest that attenuation of the transpiration stream in whole plants is required for the up-regulation of the Pos of the membranes, and that this up-regulation, which does not require ABA, is mediated by the activation of aquaporins in the plasma membrane.

B.

The influence of abscisic acid (ABA) on carbon metabolism, rate of photorespiration, and the activity of the photorespiratory enzymes ribulose bisphosphate oxygenase and glycolate oxidase in 7-day-old barley seedlings (Hordeum vulgare L. var. Alfa) was investigated. Plants treated with ABA had enhanced incorporation of labeled carbon from 14CO2 into glycolic acid, glycine, and serine, while 14C incorporation into 3-phosphoglyceric acid and sugarphosphate esters was depressed. Parallel with this effect, treated plants showed a rise in activity of RuBP oxygenase and glycolic acid oxidase. The rate of photorespiration was increased twofold by ABA treatment at molar while the CO2-compensation point increased 46% and stomatal resistance increased more than twofold over control plants.

Name of the disease
How is it acquired/mode of transmission/cause(s) of the disease?
Who does it affect? Elderly, the young?
How is it diagnosed?
Is there treatment for it? If yes, please give details as to what treatment is recommended and for how long? Be specific, are there medication or dietary changes involved?
How long is the treatment for?
Is any surgery involve? If so, what kind?
What is the typical outcome of the treatment?
Can the disease be preventable?
What can be expected long term from the disease?


Help

Answers

Answer:

6520999090009899999999

A food web is made of
O A. mostly plants.
B. mostly consumers.
O C. mostly animals.
O D. connected food chains.
O E. connected producers.

Answers

Answer:

D. connected food chains

Explanation:

Correct answer would be B.

PLEASE HELP
How are isobars used by meteorologists?

Answers

Answer:

Isobars are lines of constant or equal pressure on a weather map. They can be used to find areas of low or high pressure over a broad area (like the U.S.), and they can tell us how intense the system may be.

Explanation:

Which represents solar energy?

Answers

Answer:

A I guess... :D

The ice cubes represents the solar energy.

What is Solar energy?

Solar energy is the radiant heat and light from the Sun that is captured by a variety of technologies, including solar architecture, solar thermal energy (including solar water heating), and solar power to produce electricity.

It is a crucial source of renewable energy, and depending on how solar energy is captured, distributed, or transformed into solar power, its technologies are often classified as passive solar or active solar. Utilizing photovoltaic systems, concentrated solar electricity.

A building's orientation toward the Sun, the use of materials with favorable thermal mass or light-dispersing qualities, and the creation of naturally ventilated rooms are all examples of passive solar approaches.

Therefore, The ice cubes represents the solar energy.

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QUESTIONS:
1. The image below shows a small bean sprout. What does this sprout need to grow into a healthy plant?

A Fertilizer only
B. Water only
C. Light only
D Light and water

Answers

Answer:

D) Light and Water

Explanation:

Using energy from light, plants chemically combine carbon dioxide and water to create glucose and oxygen. This process is called photosynthesis. Plants also absorb oxygen gas from the air. Like animals, plants need oxygen to respire.

What happens to water when light is absorbed?

A. it bonds with carbon dioxide and forms carbonic acid
B. it bonds with oxygen and form H2O2
C. it splits and oxygen is given off, while H+ builds up in the thylakoid space
D. it heats up and therefore provides the activation energy needed to start photosynthesis

Answers

The answer to your question is C

*
what’s a small cellular structure with a specific function

Answers

Answer:

tissues

Explanation:

organised to perform one or more specific function

URGENT!!!
The Department of Agriculture manages Cooperative Extensions through what?
A.community centers
B.participating farms
C.land grant universities
D.national forests

Answers

Answer:

a or c

Explanation:


Wave able to travel through only through solids, moves in a side to side or
up down motion, slow

P-wave
Q -wave
R-wave
S-wave

Answers

Answer:

S-Wave

Explanation:

S-Waves are only able to travel through solids, and are known for moving in a side to side or up and down.

Let me know if this helps!

Other Questions
Can someone help me? BRAINLIEST IF RIGHT The U.S. Oil Embargo. In 1931, Japan invaded a country called Manchuria. Six years later, it invaded mainland China. Japan was an ally of Germany and Italy, both under the control of Adolf Hitler. Most countries were worried about this alliance because these nations were attacking their neighbors. The United States was among the nations who shared a concern about these aggressive countries called "the Axis." Soon after Japan invaded China, World War II started. Japan attacked lands belonging to other countries; many of them were allied with the United States. Though the United States was not at war yet with Japan, President Roosevelt took action because of these attacks. The United States refused to sell Japan steel and oil. This is a situation called an "embargo." Steel is used in the manufacture of weapons of war, and oil is used as fuel for war machines. The United States claimed that it was refusing to sell these resources to Japan because it did not want to help Japan wage war. Japan decided to attack the U.S. soon after the embargo began. Japan wanted to force the U.S. to surrender quickly. The attack on Pearl Harbor brought the U.S. into World War II, and the Axis countries were defeated four years later.4Which of these would most likely follow the same text structure as used above? A. an article showing how Aztec and Egyptian pyramids are similar in size and shape B. an article explaining how horseback riding has changed throughout the centuries C. an article describing the quality and luxury of a high-performance automobile D. an article explaining how a laboratory mistake led to the discovery of antibiotics How many grams are represented by 4.20 moles of aluminum oxide?Report your answer to proper number of significant figures and units. TRUE or FALSE: Harriet Tubman lived in St. Catharines for 7 years.O TrueFalse What was Hoover's philosophy of government? what is the unit rate shown by the graph im going for now so have this What is the degree of the polynomial below?4x2+3x2 +6x+5A. 3B. 0C. 1O D. 2 PLEASE HELPPPWhich of the following is an example of how an increase in biodiversity would influence an ecosystem?A The lower variety of plants it would produce will protect the ecosystem from disease.(An increase in the number of species in the ecosystem would make the ecosystem stronger by increasing itsstability and resistance to outside influences.Biodiversity doesn't have an influence on an ecosystems health.An increase in the number of species would decrease ecosystem productivity and survival because of thecompetitive relationships. Gerunds1.) By incorporating into general linguistic theory a set of linguistic universals, an insistence on naturalness, and the necessity for generalizations, linguists attempt to characterize all human languages.A. object of the prepositionB. subjectC. Subjective complementD. direct object2. I don't think the film is worth seeing?A. appositiveB. subjectC. subjective complementD. direct object3. He is the kind of man who doesn't do even a simple favor without being paid.A. subjectB. direct objectC. appositiveD. object of the preposition Two six-sided dice are rolled. Find the probability that the first die is not a 5, and that the second die is not a 2 True or FalseSub-Saharan Africa best describes the region circled on the map above?TrueO False Nate's weekly pay increased from $710 to $770. Which of the following is closest to thepercent that his pay increased?(1) 7.2%(2) 8.5%(3) 7.8%(4) 8.9% Which part of a flowering plant transports pollen to the unfertilized egg cells? The graph shows two lines A and B:Based on the graph, which statement is correct about the solution to the system of equations for lines A and B? (1 point)A. (4, 2) is the solution to line A but not for line BB. (4, 2) is the solution to both lines A and BC. (0, 0) is the solution to both lines A and BD. (0, 0) is the solution to line A but not for line B What often results in a woodland frequented by fire?A. An understory of oak treesB. A predominance of slow-growing treesC. A predominance of pine treesD. Barren landSUBMIT What types of laws are created by the judicial branch of government? A. procedural B. constitutional C. criminal D. case A monster can eat 36 cookies in 9 minuets.How many cookies can the monster eat in 12 minuets? A train moves at 300 km/h. How far will it go in 5 hours? Scout's mother died when Scout was about to go off to school for the firsttime.TrueFalse