How many sperm cells are released into the woman during intercourse?

Answers

Answer 1
There is around 300M sperm cells released per ejaculation, which is much more than the release of ovum
Answer 2

Answer: more than 300 million sperms are released.


Related Questions

What is it called when a rock snaps and then bounces back to its original shape?

Answers

When a rock snaps and then bounces back into its original shape, it's called elastic rebound.

It is called an elastic rebound, I just did the test and it is correct

A patient is admitted to the hospital for dehydration and malnutrition. on close observation of the intestine, it appears that the cells lining the intestine have fully formed microvilli. however, these microvilli are not uniformly standing upright and protruding into the lumen of the intestine, but are lying down so that full exposure to the contents of the intestine cannot be obtained. the doctors conclude that the patient may have a defect in what cellular component? microfibers actin myosin tubulin intermediate filaments

Answers

actin is the answer..

The patient's microvilli lying down instead of standing upright indicate a possible defect in the actin microfilaments. These microfilaments provide structural integrity to the microvilli, which are crucial for nutrient absorption in the intestines.

The doctors conclude that the patient may have a defect in the cellular component known as actin microfilaments. These microfilaments are responsible for maintaining the structure and shape of the microvilli. In the intestine, microvilli constitute part of the cell's plasma membrane and function to increase surface area for efficient nutrient absorption. When microvilli "lie down" instead of protruding into the intestinal lumen, it suggests that the structural integrity of the microvilli is compromised, most likely due to a problem with the actin microfilaments that form the core of each microvillus. Adequate maintenance of these microfilaments is essential for the proper absorption of nutrients, which can be impaired in conditions such as celiac disease.

Therefore, the presence of deformities in the actin microfilament structure can be linked to illnesses resulting in malnutrition and dehydration, as observed in the patient.

What is the smallest lithostratigraphic rock unit? formation bed layer group

Answers

A bed is the smallest.

Answer: Option (1)

Explanation:

The basic lithostratigraphic unit of rock is formation. A formation is comprised of definite rock body whose rock characteristics can be compared to another rock strata, and can be mapped easily.

A bed is defined as the distinctive rock layer that can be differentiate from its upper layer and the lower layer, and are usually more than 1 cm in thickness.

A layer is defined as a distinct rock body, which has a particular rock materials and are distinguishable from one type to another and they are precisely traceable.

A group of rock is comprised of different rock units or layers, forming a division of the geological rock history.

Thus, the correct answer is option (1).



In any food web, plants are considered to be producers. They convert sunlight (solar energy) into usable chemical energy (glucose). When we eat plants our bodies are using that chemical energy. What elements are rearranged to make glucose in plants?
A) water and oxygen
B) carbon, hydrogen, and oxygen
C) carbon dioxide and sunlight 

D) carbon, oxygen, and solar energy

Answers

B) carbon, hydrogen, and oxygen 

Answer: B. carbon, hydrogen, and oxygen.

In order to perform photosynthesis plants requires carbon dioxide, water and sunlight. Plants takes water through the roots, carbon dioxide from the air and light energy from the sun. Glucose and oxygen are produced as products. Carbon, hydrogen, and oxygen are elements that are rearranged to make glucose in plants.  

In plant cells cytokinesis includes formation of a cleavage furrow
a. True
b. False

Answers

its B so False i really hope this helped you M8

All Matter consists of particles called Units Atoms Cubes Pints please help

Answers

atoms is the answer!
Atoms i think i tried understanding this the best i could'

What is the breakdown of rocks and minerals into small particles without a change in composition called?
(a) Igneous Intrusion
(b) Chemical Precipitation
(c) Metamorphic Foliation
(d) Mechanical Weathering

Answers

The best way to get your answer would be going over the meanings of these words but i think d Mechanical weathering

Where is the last storage location for melted snow? (2 points)

Rivers

Ocean

Streams

Mountains

Answers

Ocean is the correct answer. Any water will find its way into the watershed to only be transported to the ocean and repeat once more.
Ocean. It comes from mountions forming streams that form rivers that go into oceans.

Soil that is so rich in organic matter it can be burned is called what?

a. Peat
b. Loam
c. Pedocal
d. Laterite

Answers

Final answer:

The soil rich in organic matter that can be burned when dried is called peat, which forms in swampy areas and is the precursor to coal.

Explanation:

Soil that is so rich in organic matter that it can be burned is called peat. Peat is a type of soil that consists of partially decayed plant material and is found in swampy areas. This organic material accumulates over time, especially in places where decomposition is slow, such as bogs and swamps, forming what is known as Histosols. When dried, peat can be used as a fuel source because the energy captured in photosynthesis remains in the peat, as the plant material has not fully decomposed. Over millions of years, peat can be compressed and heated to eventually become lignite and then anthracite, which are forms of coal.

The correct answer to the question is a. Peat.

________ are chambers within the brain that contain cerebrospinal fluid.
a.lobes
b.ventricles
c.nuclei
d.fissures
e.gyri

Answers

The answer: Ventricles.

There are four ventricles in the brain all connected between them,
where the cerebrospinal fluid is produced. There is a choroid plexus in each ventricle that produce the fluid.

The  four ventricles:

-  2 lateral ventricles right and left (one for each hemisphere)
-third ventricle
- fourth ventricle

A dialysis bag is filled with distilled water and then places in a sucrose solution. The bag's initial mass is 20 g. And its final mass is 18 g. Calculate the percent change of mass, showing your calculations.

Answers

It changed -10% because 2g out of 20g is 1/10 and it is negative because it leaves the bag.

Mass difference is -2g (final mass – initial mass).

Therefore, percent change = 2/20 X 100

Thus, the answer is 10%

What is dialysis?

Dialysis is a procedure used significantly in clinical biology to eliminate the nitrogenous wastes from the body of patient in case of kidney failure.

Kidney is main organ for excretion. In kidney failure, the waste products are not eliminated through urine. Accumulation of toxic products in the blood could therefore lead to sepsis and can even be fatal.

In such case, dialysis is carried out, in which blood is purified through a dialyzer that works as kidneys artificially.

In this procedure, blood from the vein flows into the dialysing unit containing an anticoagulant and all the components of the blood plasma.

The purification of blood takes place on the basis of difference in concentration gradient and hence the filtered blood then enters into the blood through an artery.

Therefore, dialysis is a boon for patients with kidney failure and it increases the rate of survival in such patients.

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Why is gymnastics often considered to be the purest of all sports or athletic activities?

Answers

The reason behind why gymnastics often considered to be the purest of all sports or athletic activities is that you have to be simple, more graceful, holistic in performing the routine that you want to convey to the audience. Simple gestures in gymnastics means a lot to the people judging it.

Final answer:

Gymnastics is considered the purest sport because it requires a combination of physical abilities and artistic expression. It is an individual sport where athletes are solely responsible for their performance. Gymnastics has a long history and is an important part of the Olympic Games.

Explanation:

Gymnastics is often considered to be the purest of all sports or athletic activities because it requires a combination of strength, flexibility, agility, balance, and grace. In gymnastics, athletes must perform highly technical movements with precision and control, showcasing their physical abilities and artistic expression. Unlike team sports, where success can depend on the performance of others, gymnastics is an individual sport where athletes are solely responsible for their own performance.

Additionally, gymnastics has a long history dating back to ancient Greece, where it was an important part of the Olympic Games. The ancient Greeks valued physical excellence and believed that gymnastics was a way to honor the gods. The modern Olympic Games, which were inspired by the ancient Games, continue to include gymnastics as a core event, further establishing its significance as a pure and respected sport.

Hormones involved in sexual interest and in the changes of puberty include all of these except:

Answers

I found the exercise on the internet. These were the choices:
A)testosterone
B)estrogen
C)DHEA
D)ghrelin

The only hormone that's not involved in puberty is ghrelin, although, there are studies that do demonstrate a relation between ghrelin and sexual interest in mice.
Testosterone and estrogen are clearly realated to puberty and the DHEA is a precursor in the biosynthesis of the testosterone and estrogen.
Final answer:

Sexual development during puberty is affected by several hormones including the GnRH (from hypothalamus), LH and FSH (from anterior pituitary gland), and testosterone or estrogen (from gonads). The initiation of changes that occur in puberty is due to changes in sensitivity to these hormones. This eventually leads to the maturation of the reproductive system and development of secondary sex characteristics.

Explanation:

The process of puberty involves a complex interaction of hormones. These include hormones from the hypothalamus (GnRH), anterior pituitary (LH and FSH), and the gonads (testosterone or estrogen). They work together to control the maturation of the reproductive systems and the development of secondary sex characteristics. When an individual approaches puberty, the sensitivity of the hypothalamus and pituitary to negative feedback decreases and the sensitivity of the gonads to FSH and LH signals increases. As a result, levels of LH and FSH rise, prompting the enlargement and maturation of the gonads, and commencement of spermatogenesis and folliculogenesis. These changes lead to significant increases in either estrogen or testosterone.

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Why is some cholesterol necessary for animal cell membranes but high cholesterol levels are dangerous?

Answers

Because it is meant to be like that for animals , us humans dont need all the stuff that animals do.

Which is a common complication of gonorrhea and chlamydia?

Answers

Gonorrhea and chlamydia are both sexually transmitted infections (STI).
Pelvic inflammatory disease (PID) is the common complication of gonorrhea. PID  is an infection of the organs of a women's reproductive system (uterus, ovaries, fallopian tubes, and cervix)


Which of the following limits the maximum size of a cell?

A. The stage of the cell cycle

B. The ratio of cell surface area to volume

C. The number of mitochondria in the cell

D. The size of the organism

Answers

The answer is B. As a cell becomes bigger, the ratio of cell surface area to volume decreases.
A cell needs to import and export things according to its needs.
As a cell get's bigger, it needs to export and import more things.
However, the surface area to volume ratio gets smaller as a cell gets bigger.
In order for a large cell to import and export efficiently to meet its needs, it either cannot be large at all or must develop something that increases its surface area.

Have a nice day! :)

The ratio of cell surface area to volume limits the maximum size of a cell (Option B).

The plasma membrane that surrounds a cell controls the passage of materials (nutrients, waste products, etc) inside and outside the cell.

The cell surface area is directly associated with the rate at which this passage occurs and cell volume.

In consequence, as the cell surface increases, the cell volume then can increase in a faster manner.

In conclusion, the ratio of cell surface area to volume limits the maximum size of a cell (Option B).

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The final product of ____ is 2 pyruvic acid molecules.

A). The Krebs cycle
B). Glycolysis
C). Aerobic respiration
D). None of the above

Answers

B). Glycolysis is the awnser.
Final answer:

The final product of glycolysis is 2 pyruvic acid molecules, which is the first step in cellular respiration where glucose is broken down to produce energy.

Explanation:

The final product of glycolysis is 2 pyruvic acid molecules. Glycolysis is the first step of cellular respiration, a process through which cells break down glucose to produce energy. During glycolysis, one molecule of glucose (a six-carbon compound) is transformed into two molecules of pyruvic acid (a three-carbon compound).

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Where does the sour taste come from in foods such as cheese and yogurt?
lactic acid produced by fermentation
carbon dioxide produced by cellular respiration
ATP produced by the Krebs cycle
ethyl alcohol produced by fermentation

Answers

Lactic acid produced by fermentation causes the sour taste

The right answer is lactic acid produced by fermentation

Yogurt is a tart dairy product that is rich in protein and calcium. The lactic acid it contains (from the fermentation of glucose) improves the digestibility of proteins and helps the body to assimilate amino acids and calcium.

This fermentation, from lactic acid, plays a role in cheese making (making Gruyère cheeses).

True or false? anaerobic microbes thrive on baked goods and vegetables.

Answers

True. Anaerobic microbes thrive on baked goods and vegetables because these products are richer in glucose. These microbes obtain their energy from lactic acid fermentation or alcohol fermentation rather than from aerobic respiration. Glucose is the main source for the fermentation to happen and therefore it is why anaerobic microbes thrive in such products.

What are two important guidelines to follow in making a good set of measurements?

Answers

3685224678tfvhgscvggb

Answer:

a) Right scale for right entity to be measured.

b) Minimum measured value

Explanation:

The first and foremost essential requirement for making a good set of measurements is to use a scale of measurement with which the target unit can be measured for example you cannot measure volume by a scale thus only a linear unit can be measured by a scale.

The second important thing is to look into the scale for its least measurement value as this will help to decide the right application of scale being used for measurement.

how are detritivores different from decomposers? provide an example of each

Answers

Decomposers decompose organic materials and detritivores feed off of waste or debris. 

Decomposers would be something like worms
Detritivores would be something like dung beetles 

Decomposers return nutrients to the ecosystem, while detrivores consume dead things. Bacteria and fungi are examples of decomposers, and vultures are examples of detritivores.

What is detritivores?

Detritivores are heterotrophs that get their nutrients from detritus. Coprophagy is practiced by a wide range of invertebrates, vertebrates, and plants.

Detritivores, such as millipedes, earthworms, and termites, eat dead organisms and wastes while decomposers break down dead organic materials.

Detritivores are distinct from other decomposers in that they consume material in order to decompose it. Bacteria and fungi, for example, do not eat their food; instead, they decompose it externally.

Decomposers replenish the ecosystem's nutrients, whereas detrivores consume dead things. Decomposers include bacteria and fungi, while detritivores include vultures.

Detritivores feed on detritus particles, whereas decomposers "feed" by chemically breaking down organic matter.

Thus, detritivores are different from decomposers.

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A client who is to receive radiation therapy for cancer says to the nurse, "my family said i will get a radiation burn." what is the nurse's best response?

Answers

nurse: No sir, mostly you wont get any burns. but you will feel the effects of radiation internally. in case ,if you didn't take the radiation your health condition will become worse.It is better to take the radiation effects for betterment of your health. So don,t confuse your mind by thinking all those things. We are all here to help you out and don't worry at all .

What is a muscle that provides the major force for producing a specific movement called?

Answers

The muscle that provides the major force for producing a specific movement is called Agonist- muscle that provides the major force for producing a specific movement. Also known as the “prime mover”.
Final answer:

The muscle that provides the major force for producing a specific movement is called the prime mover or agonist. Synergists assist in this action and a fixator stabilizes the insertion site.

Explanation:

The muscle that provides the major force for producing a specific movement is called the prime mover or agonist. It is responsible for the main action, while muscles that assist in this action are called synergists. A synergist that makes the insertion site more stable is called a fixator.

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Assume that a segment of DNA has the base sequence ACGT. Which base sequence would be found on the complementary strand of DNA.
GCAT
TGCA
ATGC
CATG

Answers

The complementary strand of dna would be TGCA

TGCA         is the answer for sure

The _________ is the normal, existing state of affairs, which appears natural or inevitable instead of constructed or evolving.

Answers

The correct answer is the status quo.
When translated from Latin, it literally means 'the state in which,' so it refers to the state in which nothing changes, which remains constant all the time, the normal state of affairs. It is a term often used in political or social issues within societies.

Which type of memory allows you to have meaningful conversations?

Answers

The memory responsible for allowing us to have meaningful conversations is the echoic memory. This type of memory falls under the sensory memory in which they use the auditory information that enables an individual to retain and recall information with the use of his or her way of perceiving sound and for a person to be able to create meaningful conversations towards other people.

Explain the process of buffering that occurs in oceans.

Answers

bicarbonate can act as an acid or a base (i.e., donate or accept hydrogen ions) depending on conditions.

Under present-day conditions, these reactions buffer the pH of surface seawater at a slightly basic value of about 8.1 (above the neutral value around 7.0). At this pH, the total dissolved inorganic carbon (DIC ~ 2 mM) consists of approximately 1% CO2, 90% HCO3–, and 9% CO32– (Figure 2.1). The total boric acid concentration (B(OH)4– + B(OH)3)) is about 1/5 that of DIC. As discussed in section 2.2, increases in CO2 will increase the H+concentration, thus decreasing pH; the opposite occurs when CO2 decreases. We note that isotope fractionation between B(OH)3 and B(OH)4–is used for estimating past pH values

In simple chemical terms it plays out as follows:
When CO2 dissolves in seawater it combines with water to form hydrogen (H+) and bicarbonate (HCO3-) ions: 
CO2 + H2O -> H(+) + HCO3(-)
Some of the hydrogen ions combine with carbonate (CO3(2-)) ions to form additional bicarbonate ions resulting in a decrease in the former and an increase in the latter:
H(+) + CO3(2-) -> HCO3(-)
Therefore, the net effect when is added to seawater is for the concentrations of H+, CO2, and HCO3- to increase, and the concentration of CO32- to decrease.

A group of scientists examined a meteorite from Mars and found a carbon-rich substance that is produced when microorganisms decay. They concluded that the meteorite provided evidence there was once life on Mars. Why is this an emerging idea?

Answers

The fact I have a great way of saying

The concept of past life on Mars is emerging due to findings of water and organic substances in Martian meteorites, hinting at potential ancient life. Scientists explore the similarity in early conditions between Earth and Mars and the possibility of life being transferred via meteorites. Research and upcoming missions aim to investigate this hypothesis further.

The idea that there was once life on Mars is considered an emerging idea primarily because of the discovery of water and organic compounds in Martian meteorites, which suggests the possibility of ancient Martian oceans and perhaps life. The meteorite ALH84001 found in Antarctica has been intensely analyzed and provided evidence that bolsters the hypothesis of past life on Mars. One of the most important lines of inquiry is whether Mars could have supported life around 4 billion years ago, with conditions similar to those of early Earth.

Further evidence supporting this idea includes the identification of carbon-rich substances within Martian meteorites, indicating biological processes that may have occurred on Mars. Scientists also consider the possibility that life could have been "seeded" on Earth from Mars through meteorite transfers. Ongoing and future missions aim to return Martian samples, particularly from sedimentary rocks at sites that once held water, to conduct even more powerful searches for Martian life in Earth laboratories.

Research such as the Miller-Urey experiments and discoveries of ancient microbial life on Earth provide context for these Martian studies, showing that organic compounds and life forms could originate under the right conditions. Therefore, the search for life on Mars is a significant scientific endeavor, challenging our understanding of life's origins in the universe.

Cellular respiration is the process by which: 1. energy from the chemical bonds of food molecules is captured by an organism. 2. oxygen is produced during metabolic activity. 3. light energy is converted into kinetic energy. 4. oxygen is used to transport chemical energy throughout the body. 5. atp molecules are converted into water and sugar.

Answers

YO. Just had this question on USA test prep lol. its 1

The plants that form the basis of rain forests are _____.

A) coniferous trees

B) low shrubs and vines

C) deciduous trees

D) evergreen broadleaf trees

Answers

D. Because I think it is

Answer:

evergreen broadleaf trees and low shrubs and vines.

Explanation:

The rain forests are present near the equator for which they are also called tropical rainforest. Here they get a sufficient amount of light and water. There is no dry condition here. The vegetation present here are evergreen and there is a competition among the plants to get sufficient light. Therefore, the plants are tall having broadleaf in the canopy layer of the forest. At the base of the forest, there are shrubs, bushes are present. There are many vines and creepers are found. They climb the tall trees to get the light. These are the adaptation of the plants to survive in this humid condition. As there is no dry condition there is no fall in plants and they are evergreen. The Amazon rainforest of South America, Madagascar, Andaman and Nicobar Islands are coming under the tropical rainforest. The Amazon rainforest is also called the lungs of the earth.

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