Answer:
The correct answer is -
1) 1st stage
2) 1st stage
3) 1st stage
4) 1st stage
5) 2nd stage
6) 2nd stage
7) 2nd stage
8) 3rd stage.
Explanation:
Labor has three different stages 1st (dilation), 2nd (expulsion), or 3rd (placental).
Stage 1st: It is the stage that starts with dilation of the opening of the cervix to 10 cm and contraction of the uterus.
Stage 2: in this stage fetus head moves to the cervix and gets into the birth canal of the mother.
stage 3. The placenta and umbilical cord expel from the mother and this is cut after the delivery.
Which statements help explain how Earth formed as part of the solar system? Select the two correct answers. (1 point)
-The denser rocky material in the solar nebula stayed closer to the sun.
-Gaseous planets slowly changed to rocky planets after colliding with meteorites.
-Water and ammonia condensed from gases to ice particles.
-Very large asteroids broke apart to form rocky planets, including Earth.
-The accretion of cosmic dust formed the seeds of planets, including Earth
The statements 'the accretion of cosmic dust formed the seeds of planets' and 'the denser rocky material in the solar nebula stayed closer to the sun' help explain how Earth formed. It is part of the solar system.
The solar systemThe solar system consists of the Sun and eight planets (i.e., Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune).
The solar system is also composed of Pluto (a dwarf planet) many different moons, asteroids, etc.
The solar system formed approximately 4.6 billion years ago from interstellar gas and dust.
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Answer:
The accretion of cosmic dust formed the seeds of planets'
The denser rocky material in the solar nebula stayed closer to the sun
Explanation:
I took the Exam :)
Can someone answer this question for me
Answer:
The cell membrane
Explanation:
Answer:
The biologist is most likely studying plasma or cell membranes. As within these membranes, there are both a combination of lipids and proteins arranged in a fluid mosaic manner, in which the 2 main layers arranged are phospholipids.
Explanation:
Drinking wells must be drilled deeply into the ____ to obtain water? A. Zone of Aeration b . Zone of Saturation. C. Water table
Answer:
C
Explanation:
Oxygen moves from the lungs to the blood
a. by way of simple diffusion because the oxygen concentration in the blood is lower than than the lungs and diffuses down its concentration gradient.
b. by way of active transport requiring energy to overcome the repulsive forces of the cell membrane.
c. by way of facilitated diffusion through a protein channel in the cell membrane since oxygen would normally be repelled by the membrane.
d. by way of active transport to build up the oxygen concentration in the blood.
based on this information, scientist could predict that the base _____ pairs with ______ and the base
_____ pairs with ______ in the formation of the DNA molecule
Based on this information, scientist could predict that the base [tex]\boxed{ adenine }[/tex] pairs with [tex]\boxed{ thymine }[/tex] and the base [tex]\boxed{ cytosine }[/tex] pairs with [tex]\boxed{ guanine }[/tex] in the formation of the DNA molecule.
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Cross two pea plants. Both are heterozygous for seed type; round (R) is dominant to wrinkled (r).
Answer: I hope the file helps you out :)
Which is one reason for the formation of global winds? (1 point)
-uneven heating of Earth's surface
-fewer daylight hours in Arctic regions
-loss of energy as warm air rises
-condensing of moisture in cooling air
One reason for the formation of global winds is the uneven heating of the Earth's surface.
The uneven heating of the Earth's surface is primarily caused by variations in solar radiation received at different latitudes.
The equator receives more direct sunlight when the sun's rays strike the Earth's surface, they heat the air in contact with it. n the poles, resulting in a temperature gradient across the planet. This temperature gradient drives the formation of global winds.
Fewer daylight hours in Arctic regions: This option is incorrect. The number of daylight hours in a region does not directly contribute to the formation of global winds. While sunlight does play a role in heating the Earth's surface and driving atmospheric circulation, the length of daylight hours is not a determining factor.
Loss of energy as warm air rises: This option is valid. As warm air rises due to heating from the Earth's surface, it expands and cools. This cooling causes the air to lose energy, and as a result, it becomes denser and sinks back toward the surface. This sinking motion creates regions of high pressure, which contribute to the formation of global winds.
Condensing of moisture in cooling air: This option is incorrect. The condensation of moisture in cooling air relates to the formation of clouds and precipitation, but it does not directly influence the formation of global winds.
Therefore, the uneven heating of the Earth's surface, due to variations in solar radiation, is a significant reason for the formation of global winds.
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Answer: A) uneven heating of Earth's surface
Hope it helps ^_^
Which of the following do animals gain from cellular respiration?
Carbon dioxide
O Sugar
O Energy
O Water
Answer:
carbon dioxide , Water
hope it help
1. What did Mendel conclude about genes from parents to offspring?*
Answer: Paired pea traits
Explanation:
Mendel found that paired pea traits were either dominant or recessive. ... He concluded that traits were not blended but remained distinct in subsequent generations, which was contrary to scientific opinion at the time.
The executive office or agency that is responsible for coordinating energy problems is called the
Answer:
Pretty sure it is Department of Energy
Explanation:
The prime mover of the elbow extension is the
Answer:
triceps brachii muscle
The prime mover of elbow extension is the triceps brachii muscle, and is assisted by the much smaller anconeus muscle. All anterior (front) arm muscles cause elbow flexion. These muscles are the biceps brachii, brachialis and brachioradialis.
Explanation:
thank me later
Answer:
the other person is correct
What Are the similarities and differences among the different patterns of inherited
Answer:
Inheritance patterns differ for genes on sex chromosomes (chromosomes X and Y) compared to genes located on autosomes, non-sex chromosomes (chromosomes numbers 1-22). This is due to the fact that, in general, females carry two X chromosomes (XX), while males carry one X and one Y chromosome (XY).
Explanation:
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Do both roots and leaves store food?
Answer:
None of them does
Explanation:
the function of the root is to Absorb the water and the leaves to Absorb ligh
Which characteristic distinguishes dwarf planets from planets?
orbits the Sun
is round
is not a moon
has not cleared its orbit of objects
Answer:
D- has not cleared its orbit of objects
Explanation:
just took it
:))
Answer:
other person is right its D.
Explanation:
which statement dose not describe radioactive atoms
Answer:
put the picture of the question
Explanation:
please
provide one term:when businesses produce goods and services that consumers do not want
Answer:
Their will be low demand for the goods
Explanation:
Because goods like cigarettes are not much consumed by people
Question 7
In a catabolic reaction, electrons from food are?
Answer:
In A Catabolic Reaction, Electrons From Food Are O Removed By Oxidation And Stored In NADH.
Explanation:
How do we know green light is not absorbed by chlorophyll?
Answer:
Green light is the wavelength of light that is reflected instead of absorbed by the chloroplasts.
Explanation:
hope this helps
3. What is frequency measured in?
Kilowatt hours
joules
period
hertz
Answer:
hertz
Explanation:
Answer:
Hertz
Explanation:
The international system of units states that frequency is measured in hertz.
Biodiversity can include genetic diversity within a population or variation of populations within an ecosystem. Given this information, which of the following is likely to have the most biodiversity?
A. a tropical forest
B. an arctic tundra
C. a deciduous forest
D. a residential backyard
Answer: A= A tropical Forest
Explanation: the largest biodiversity rate is in brizal. And Brizal hold 1/3 of the worlds largest Tropical forest, and 60% of the Amazon Rainforest than the other answers listed
Glycans are a virulence factor for which group of organisms?
A. fungi
B. viruses
C. bacteria
D. protozoa
E. helminths
Answer:
C.bacteriaExplanation:
because bacterial glycans are attractive pathogen-specific targets. Bacterial cells are coated with an impressive array of glycan structures that comprise their cell wall
Glycans are a virulence factor for bacteria. So, the correct option is C.
What are Glycans?
Glycans are also known as polysaccharides, are carbohydrate-based polymers made by all living organisms. They are basically chain-like structures that are composed of single sugar molecules (monosaccharides) linked together by chemical bonds.
Now, out of given organisms, only bacterial cell walls are mainly composed of polysaccharides. So, these glycans sites are target sites for disease-causing agents to perform their activity.
Therefore, glycans are a virulence factor for bacteria.
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Which things need to be present for natural selection to take place? (select all that apply)
A.Variation in the population.
B.The ability for asexual reproduction.
C. Competition between organisms.
D. Large amounts of resources.
Answer:
A & C
Explanation:
Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are met, natural selection automatically results.
YES - A) You must have variation in the population, typically in the terms of "fitness" or having admirable/sucessful traits that make them more likely to reproduce and ensure their own offspring are fit too.
NO - B) It is sexual (not asexual) reproduction that uses natural selection for their offspring. Although some asexual organisms use natural selection, it is ALWAYS used if possible with natural selection to ensure the fitness of characteristics is passed down.
YES - C) Competition is necessary for natural selection to occur. When those who are more physically fit compete, they are more likely to live against their opponent and therefore pass on the trait of fitness.
NO - D) Although resources are necessary, large amounts are not as it does not lead to fighting over them (scarcity) bringing us back to the need for competition above.
Hope this helped!
Which type of soil is likely to be found
in horizon E?
Answer:
sandy soil
Explanation:
A layer of pale, sandy soil lacking clay and iron is likely to be found in horizon E.
A proper balance of oxygen and carbon dioxide must be maintained in the human body to survive. Which of the following body systems is responsible for taking in and releasing these gases to ensure homeostasis?
Which term describe the resting phase of the cell cycle?
Answer:
interphase.
The interval in the cell cycle between two cell divisions when the individual chromosomes cannot be distinguished, interphase was once thought to be the resting phase but it is far from a time of rest for the cell.
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Which of these is a feature of eons in the geologic time scale? (1 point)
-They are divided into periods.
-They are divided into 100-million-year divisions.
-They are the longest divisions of time.
-They are the shortest divisions of time.
They are the LONGEST DIVISIONS
of time.
Pictured below is proof that the answer is right, good luck on the final exam!
Which best describes probability?
The carrier of the hereditary character in plants and animal is the
A. Cell
B. Nucleus
C. Chromosome
D. Chloroplast
E. Gene
you are farmer whose main crop is corn for you have notice that there is a decline in the quantity of corn produced this is due to the numerous insect and pets that inhabiting the corn farm in the last few years you decided to seek advice in agricultural office in your municipality on now to get the rate of this pests assuming that you were given advice by subject matters expert working in agricultural office enumerate the steps that you're going to do? applying the application of recombinant DNA
Answer:
.
Explanation:
.....................
g DNA polymerase is used in PCR to cut DNA sequences into fragments that can then be inserted into vectors. true of false
Answer:
False
Explanation:
The answer is False.
The DNA polymerase is an enzyme that adds nucleotide bases to the growing chain during the elongation process of DNA replication. It is also utilized in the Polymerase Chain Reaction process to synthesize and amplify the DNA of interest.
Polymerase Chain Reaction is primarily carried out to amplify a DNA of interest in order to be able to study it in careful detail. Cutting of DNA into fragments is carried out by restriction enzyme and this is only done during genetic engineering when a foreign gene is to be inserted into a genome.
