What structure on the pathogen does your B cell use to identify it?
O Helper T cells
O Mucous membrane
Antibody
Antigen
Answers
Answer:
Antigen
Explanation:
Bacteria and virus have antigens, our body produces the antibodies.
Related Questions
I have a homework assignment that tells me to create a chat between two parts of the endocrine system when you are about to sleep. I know that the two glands would be the hypothalamus and the pineal gland. The thing is I can't find out which hormone the hypothalamus produces that sends signals to the pineal gland to produce melatonin. any help would be massively appreciated
Answers
Here is a possible chat between the hypothalamus and the pineal gland before sleep:
Hypothalamus: Hey pineal gland, it's getting dark outside. Time to start producing melatonin.Pineal gland: Sure thing, hypothalamus. I'll get right on it.Hypothalamus: Thanks, pineal gland. I'm going to go take a nap now.Pineal gland: Good night, hypothalamus. Sleep well.How does the endocrine system work for sleep?The hormone that the hypothalamus produces that sends signals to the pineal gland to produce melatonin is called melatonin-releasing hormone (MSH). The hypothalamus and the pineal gland work together to regulate sleep-wake cycle.
When it gets dark outside, the hypothalamus releases MSH, which signals the pineal gland to start producing melatonin. Melatonin is a hormone that makes the body feel sleepy. It helps to regulate the body's internal clock and to promote sleep.
Find out more on endocrine system here: https://brainly.com/question/4455660
#SPJ1
Write an opinion piece sharing your thoughts about Dr. Seuss’s purpose in writing The Lorax. Do you think his intentions were strictly for entertainment or to persuade its readers to act? Cite multiple and specific reasons/examples from The Lorax (see text of story below) to support your position. Connect your writing to your understanding of the term sustainability.
Answers
The Lorax was made to be a fun and entertaining character for young kids by being comical, funny, and a little bit on the sarcastic side. Now there was another point, that point was to help teach the audience of all ages the need to respect both nature and wild life.
really hope this helps
if so, please mark as brainliest ;)
entertaining character for young kids by
being comical, funny, and a little bit on the
sarcastic side. Now there was another point,
that point was to help teach the audience of
all ages the need to respect both nature and
wild life
The chart shows characteristics of two groups of reptiles.
Which headings correctly complete the chart?
X: Turtles
Y: Crocodilians
X: Crocodilians
Y: Turtles
X: Snakes
Y: Turtles
X: Crocodilians
Y: Snakes
Answers
Answer:
X: Crocodilians
Y: Snakes
Explanation:
Answer:
X: Crocodilians
Y: Snakes
Explanation:
Sir Isaac Newton determined that gravity has a fixed acceleration on Earth. The earth pulls objects towards it with a fixed acceleration at -9.8 m/s2. This is a _____________ ____________, as it states a scientifically accepted fact about the natural world.
Answers
Answer: Scientific Law
Explanation: "Scientific laws are based on repeated and observable experiments that describe or predict a range of natural phenomena"
Ggggggggggggggggggggggggg
Professor Parsons says
that Cramwood made a
mistake with his BAAD.
What could it have been?
What do you predict the
court will say? Write your
answer to the question
below on the other side
of this page
Answers
By adding tape to his BAAD, Cramwood increased its mass and increased
its inertia. The bigger BAAD requires more force to stop and ends up smacking Cramwood in the head when he applies the brakes.
What is inertia?Inertia is the tendency of an object to resist a change in its motion. Specifically, it is the property of matter that causes an object to maintain its state of rest or uniform motion in a straight line unless acted upon by an external force.
In other words, an object at rest will remain at rest, and an object in motion will continue to move at a constant speed and in a straight line, unless acted upon by an external force.
The amount of inertia an object has depends on its mass, with more massive objects having more inertia than less massive objects.
Learn more about inertia at: https://brainly.com/question/1140505
#SPJ1
Give an example of haploid and diploid.Thanks
Answers
Answer:
Explanation:
In the higher organism, such as humans, haploid cells are only used for sex cells. In the higher organism, such as humans, all other cells beside sex cells are diploid. Examples of haploid cells are gametes (male or female germ cells). Examples of diploid cells include blood cells, skin cells and muscle cells.
Answer:
Haploid: Haploid cells contain a single set of chromosomes. Gametes are an example of haploid cells produced as a result of meiosis. Examples of gametes are the male and female reproductive cells, the sperm and egg cells respectively.
Diploid: Diploid cells, or somatic cells, contain two complete copies of each chromosome within the cell nucleus. The two copies of one chromosome pair up and are called homologous chromosomes. Examples of diploid cells include skin cells and muscle cells.
18 points
Science Please need help
What is Osmosis, Diffusion in your own words or just a simple definition.
Answers
diffusion,is characterized by the tendency of molecules of a substance to disperse from areas of higher concentration to areas of lower concentration. This tendency is manifested by a corresponding movement of the molecules. This means that the movement of molecules occurs in both directions, at a faster rate from the area of higher concentration.
Diffusion - The movement of molecules from an area of high concentration of the molecules to an area with a lower concentration.
Biotechnology: Genetic Modification Technologies
What are six ethical concerns that people have about genetic modification?
Answers
Answer:
Genetic Modification technology: It is a method that includes adding DNA into an organism's genome where the DNA is transferred into plant cell.
Explanation:
The ethical concerns are
1. SAFETY is the primary concern due to the likelihood of off-target consequences (edits in the wrong spot) and mosaicism (where some cells carry the edit but others do not).
2. INFORMED CONSENT
3. JUSTICE AND EQUITY
4. GENOME- EDITING RESEARCH INVOLVING EMBRYOS
5. POTENTIAL DAMAGE TO THE ENVIRONMENT
6. EXCESSIVE CORPORATE DOMINANCE
Learn more about the ethical concerns:
https://www.genome.gov/about-genomics/policy-issues/Genome-Editing/ethical-concerns
Why does the body react to stimuli?
Answer quickly please!
Answers
Answer:
rreceptors are groups of specialised cells. They detect a change in the environment stimulus. In the nervous system this leads to an electrical impulse being made in response to the stimulus. Sense organs contain groups of receptors that respond to specific stimuli.
Explanation:
a)Explain how normal rainfall is slightly acidic.
b)Name two greenhouse gases
c)Give 3 sources of acid rain
d)State and explain the process of making acid rain
Answers
b) carbon dioxide, methane
please answer the questions below
Answers
1. The particles will speed up as they gain more kinetic energy from their surroundings and try to escape. They will collide with the balloon more and cause gas pressure which over time will cause the balloon to explode.
2. The particles will slow down
3. It has more density unlike water which expands when it’s frozen. Normally a liquid has more volume and less density when heated.
4. 10°C 50°F
5. 0°C 35°C/36°C ( trick question it’s not 10 degrees less Fahrenheit but Celsius for both)
6. The air particles slow down, losing their energy to the surroundings in an attempt to change state.
The photo shows a rosebush with large, dark pink flowers
and a stem with thorns.
Which part of the rosebush is an adaptation for the plant's defense?
A. Its sharp thorns
B. Its long stems
c. Its green leaves
D. Its pink flowers
Answers
The thorns help from being eaten by animals causing the bush to die
How did the Industrial Revolution contribute to global climate change?
A. It led to an increased use of alternative fuels other than fossil fuels.
B. It led to an increased use of coal, oil, and other fossil fuels.
C. It led to the release of chemicals that destroyed the ozone layer.
D. It led to the development of nonrenewable sources of energy. (I think it's B. Please correct me if I'm wrong.)
Answers
Answer: You're right its b.
Explanation:
Human activity has rapidly increased the emission of greenhouse gases to the atmosphere. Since the start of the Industrial Revolution, in about 1750, human activities such as burning fossil fuels, including coal and oil, have increased greenhouse gas concentrations in our atmosphere.
Match the terms to the definition.
Question 1 options:
The idea of that the Earth and planets orbit the sun. A sun-centered view.
Huge clusters of stars, gas, and dust bound by the force of gravity.
A group of objects that orbit a star.
Jupiter, Saturn, Uranus, Neptune. Gas giants.
The spinning of a planet on its axis, causing day and night.
The orbit of a planet around the sun. On Earth, one year.
Mercury, Venus, Earth, Mars. Terrestrial, rocky.
A force of attraction that keeps planets orbiting the sun.
A rock that has entered Earth's atmosphere, leaving a streak of light in the night sky.
The theory the universe came forth from a single spot in an enormous explosion.
1.
Big Bang
2.
Doppler Effect
3.
Nebula
4.
Solar System
5.
Geocentric theory
6.
Heliocentric theory
7.
Gravity
8.
Galaxy
9.
Rotation
10.
Revolution
11.
Inner planets
12.
Outer planets
13.
Meteor
14.
Meteorite
15.
Meteoroid
Answers
1. Big Bang:- The theory the universe came forth from a single spot in an enormous explosion.
3. Nebula:- Huge clusters of stars, gas, and dust bound by the force of gravity.
4. Solar System:- A group of objects that orbit a star (Sun)
6. Heliocentric theory:- The idea that the Earth and planets orbit the sun. A sun-centered view.
7. Gravity:- A force of attraction that keeps planets orbiting the sun.
8. Galaxy:- Huge clusters of stars, gas, and dust bound by the force of gravity.
9. Rotation:- The spinning of a planet on its axis, causing day and night.
10. Revolution:- The orbit of a planet around the sun. On Earth, one year.
11. Inner planets:- Mercury, Venus, Earth, Mars. Terrestrial, rocky.
12. Outer planets:- Jupiter, Saturn, Uranus, Neptune. Gas giants.
13. Meteor:- A rock that has entered Earth's atmosphere, leaving a streak of light in the night sky.
For further information on such terms nad definitions,
https://brainly.in/question/1185001
The solar system consists of many planets, moons, stars, asteroids, comets, and meteoroids, which itself is a part of the milky way galaxy. Beyond this are millions of galaxies that constitute the universe.
Big Bang is the theory the universe came forth from a single spot in an enormous explosion. Solar System is a group of objects that orbit a star. The heliocentric theory is the idea that the Earth and planets orbit the sun, a sun-centered view. Gravity is a force of attraction that keeps planets orbiting the sun.
Galaxy is a huge cluster of stars, gas, and dust bound by the force of gravity. Rotation is the spinning of a planet on its axis, causing day and night. Revolution is the orbit of a planet around the sun. On Earth, one year. The inner planets are Mercury, Venus, Earth, and Mars. Terrestrial and rocky. Outer planets are Jupiter, Saturn, Uranus, Neptune, and Gas giants.
Meteor is a rock that has entered Earth's atmosphere, leaving a streak of light in the night sky.
Learn more about the Universe:
https://brainly.com/question/805395
Pls answer will give brainlest dont answer if you dont know
Upload your 300-word essay containing the following: the definition of methane an explanation of how it is produced a description of how methane can be used as an energy source an explanation of how farmers are using methane from farm animals as an energy source a specific example of an actual farm where this system is being used
Answers
Answer:
Methane is a chemical compound with the chemical formula CH4, symbolizing one atom of carbon and four atoms of hydrogen. It is a group 14 hydride and the simplest alkaline, and is the main constituent of natural gas. The relative abundance of methane on Earth makes it an economically attractive fuel, although capturing and storing it poses technical challenges due to its gaseous state under normal conditions for temperature and pressure. Methane naturally occurs both below ground and under the seafloor, and is formed by both geological and biological processes. In nature, methane is produced by the anaerobic bacterial decomposition of vegetable matter under water. Methane is important because it can be captured from landfills, can be burned to produce electricity, heat buildings, or power garbage trucks. Methane can also be captured from farm digesters, which are big tanks that contain manure and other waste from barns that house livestock such as cows and pigs. In fact, Jordan Dairy Farms in Massachusetts uses a biodigester to turn cow manure into methane gas, which is used for fuel or turned into electricity.
Write a description or a reason why you are doing this activities of conserving our natural resources.
1. Using a glass when brushing teeth -
2. Hanging clothes -
3. Walking -
4. Feeding the stray animals -
5. Using back page of paper -
6. Using fan -
7. Watering the plants -
8. Sweeping -
Answers
1. Using a glass when brushing teeth: By using a glass instead of leaving the tap running while brushing our teeth, we can conserve water. Freshwater is a finite resource, and reducing unnecessary water usage is essential for preserving our water supplies and ensuring their availability for both humans and the natural environment.
2. Hanging clothes: Opting to hang clothes to dry instead of using a dryer not only saves energy but also reduces greenhouse gas emissions. Clothes dryers consume a significant amount of electricity, and by utilizing natural methods like hanging clothes, we can contribute to reducing our energy consumption and lowering our carbon footprint.
3. Walking: Walking instead of using vehicles for short-distance travel offers multiple benefits. Firstly, it helps reduce air pollution by decreasing the emission of harmful gases from vehicles. Secondly, walking promotes personal health and well-being, as it is a form of physical exercise. Lastly, choosing to walk reduces traffic congestion and saves fuel.
4. Feeding stray animals: Feeding stray animals is an act of compassion and kindness. By providing food for stray animals, we help prevent their starvation and promote their overall welfare. It also reduces their need to hunt for food in natural habitats, preserving the delicate balance of local ecosystems.
5. Using the back page of paper: Utilizing both sides of a piece of paper helps reduce paper waste and conserves valuable forest resources. Paper production involves cutting down trees, and by maximizing the use of each sheet, we minimize the number of trees required to produce paper products.
6. Using a fan: Using a fan instead of an air conditioner helps reduce energy consumption and lowers greenhouse gas emissions. Air conditioners consume a significant amount of electricity, and by using fans to circulate air and provide cooling, we can contribute to conserving energy resources and mitigating the impact of climate change.
7. Watering the plants: Watering plants is essential for their growth and well-being. By providing them with adequate water, we support their ability to photosynthesize, produce oxygen, and contribute to a healthy ecosystem. Additionally, practicing responsible watering techniques, such as using watering cans instead of hoses, helps conserve water resources.
8. Sweeping: Sweeping instead of using a leaf blower or a hose to clean outdoor spaces reduces energy and water consumption. Leaf blowers and hoses consume significant amounts of electricity and water, respectively. Sweeping not only saves resources but also minimizes noise pollution and prevents soil erosion caused by high-pressure water flow.
Engaging in these activities of conserving natural resources demonstrates our commitment to environmental stewardship and sustainable living. By making conscious choices in our daily lives, we can contribute to the preservation and protection of the Earth's ecosystems for the benefit of current and future generations.
MAKE ME BRAINIST
Which sentence most accurately describes the daily growth rate of plants?
A- average plant height divided by total number of plants
B- sum of individual plant heights divided by number of days
C- sum of individual plant heights , divided by , total number of plants
D- average change in plant height, divided by, number of days
I will give BRAINLIEST to whoever answers first, AND answers correctly
Answers
Answer:
I would say D.
Explanation:
D talks about the change in plant height and it asks the growth rate. growth rate is measured by the change. Hope this helps(:
(06.05 MC)
Two students are comparing scientific experiments to investigations. They came up with the following ideas.
Student A: Testing plant growth in different types of soils
Student B: Comparing the water level in a lake during different times of the year
Which student gave an example of a scientific experiment? (5 points)
Student A because it requires experimental and control groups
Student B because it requires a hypothesis
Student A because it is preferably done in natural settings
Student B because it is preferably done across a long period of time
Brainliest for correct answer :)
Answers
Answer:
Student A because it requires experimental and control groups
Explanation:
Student B merely compares the water level, while student b is looking for plant growth.
We can eliminate the second and last answer choices, knowing this, leaving the first and third answer choices.
A science experiment doesn't have to be in natural settings, therefore the answer is the first option!
Please give me brainliest if I helped!
Answer:
give brainliest to other person, i agree with them
Explanation:
1.) The scientific name always consists of two words:
Group of answer choices
Genus and species
Family and species
Species and kindom
Domain and species
2.) Puma concolor is the scientific name for an American Mountain Lion, what is the species?
Group of answer choices
Puma
concolor
mountain lion
American mountain Lion
Answers
2.Puma
Required The measure of the average thermal energy of a substance is * O heat O matter O temperature
Answers
Answer: Temperature
Explanation:
I am unsure what the question posed in this is, but I believe it is "The measure of the average thermal energy of a substance is: _____." So in that case, it would be temperature.
Answer:
Temperature
Explanation:
PLEASE HELP WILL GIVE BRAINILEST TO THE FIRST CORRECT ANSWER!
how many cells result from each process?
Answers
Answer:
Sexual reproduction makes 4 cells, Asexual reproduction makes 2
Explanation:
Answer:
1. goes to 4
2. goes to 2
Explanation:
(BRAILIIEST) Can someboody halp me with this
Answers
Answer:
The answer you are looking for is B. The gravitational pull of the moon
Explanation:
The moon influences tides the most. The moon's gravitational pull on the earth is strong enough to tug the oceans into bulge
Answer:
B.
Explanation:
I don't know how to explain but I was always told the moon effected/affected
the tide.
How are isobars and isotherms alike?
Answers
Answer:
Isobars and isotherms are lines on weather maps which represent patterns of pressure and temperature, respectively. They show how temperature and pressure are changing over space and so help describe the large-scale weather patterns across a region in the map.
50 POINTS!
Energy is transferred into the ecosystem when
1.when bacteria absorbs nitrogen from other organisms
2. dead organisms decay and form organic matter
3. rodent prey on invertebrates
4.plants grow from the soil
Answers
Answer:
2
Explanation:
Energy is transferred between organisms in food webs from producers to consumers.
The energy is used by organisms to carry out complex tasks. The vast majority of energy that exists in food webs originates from the sun and is converted (transformed) into chemical energy by the process of photosynthesis in plants.
Answer: between organisms in food webs from producers to consumers.
Explanation:
Birds share many similarities with a certain group of dinosaurs that includes the Tyrannosaurus Rex and the Velociraptor. Like birds, these dinosaurs had hollow bones and scales. Fossil evidence shows that many had feathers and some could fly. Evidence also suggests these dinosaurs were warm-blooded.
Given the similarities, identify one characteristic that could be used to differentiate birds from dinosaurs.
Answers
Answer:
Size
Explanation:
Dinosaurs, based on recent studies show that they were larger animals and its not possible now for a bird to be the same height or weight as a dinosaur back then
Birds and dinosaurs have found to share many similarities such as presence of feathers, laying eggs, warm blood however the size difference is the main differentiating characteristic between the two.
What are evolutionary links?Different species are related to each other and are gradually undergoing change over time. Evolution in a population affects the physical characteristics of an organism. The ancestors and links between two species can be found with the help of evolutionary links.
The features or evolutionary links between birds and reptiles i.e., dinosaurs are walking on two legs, having feathers, laying eggs, warm bloodedness. All these traits are inherited features from dinosaurs. The difference between dinosaurs and birds is in the size of their body and absence of scales on the birds body.
Learn more about Evolutionary links here:
https://brainly.com/question/8664290
#SPJ2
Convert 0.37 kilograms to grams
Answers
Answer:
370g
Explanation:
K H D U(NITS) D C M
KILO -> UNITS
3 SPACES TO THE RIGHT
MOVE DECIMAL 3 SPACES
0.37
370g
To memorize the khdudcm use:
king
henry
died
unusually
drinking
chocolate
milk
Cell walls can be found in several different types of cells. Which of the following best describes the function of the cell wall?
A. Controls what passes in and out of plant cells.
B. Controls what passes in and out of animal cells.
C. Provides support and helps maintain the shape of plant cells.
D. Provides support and helps maintain the shape of animal cells.
Answers
a i think but plant cells
i thibk it is a but its definitely plant cells
The cell wall helps provide support to the cell. The plasma membrane is what controls the flow of ions and other particles into the cell. Cell walls are also only found in plant cells.
What two factors are negatively affecting coral reefs due to climate change?
Answers
Answer:
1. A
2. D
3. D
4. D
5. A
Explanation:
Polar bears hunt for ringed seals by waiting for them to emerge from breathing holes in the ice. Which abiotic change may decrease a polar bear’s ability to hunt?
Two factors are negatively affecting coral reefs due to climate change Coral reefs face many threats from neighborhood sources, including.
Physical harm or destruction from coastal development, dredging, quarrying, unfavourable fishing practices and gear, boat anchors and groundings, and leisure misuse (touching or getting rid of corals).Pollution, overfishing, unfavourable fishing practices the use of dynamite or cyanide, accumulating stay corals for the aquarium market, mining coral for constructing materials, and a warming weather are a number of the various approaches that humans harm reefs everywhere in the global each day.What are restriction coral reef ?There are six most important elements that restriction coral reef development; water temperature and salinity, depth, light, sedimentation and emergence into air.
Thus it is clear.
To learn more about the coral reef refer to link :
https://brainly.com/question/1172592
A human digestive enzyme breaks down its substrate at a fast rate at 35 °C.
What would occur if the enzyme and substrate were kept at 75 °C?
A The enzyme would stop working and be denatured.
B The reaction would continue at the same rate.
C The reaction would take place more quickly.
D The reaction would take place more slowly.
Thank you!
Answers
Answer:
Option A, because enzymes denature at 40 degrees Celsius, and when it denatures the active side changes it shape so the substrate won't be able to fit into it.
A heterozygous for height pea plant is crossed with a homozygous recessive for height pea plant. What is the punnet square?? Please answer quickly!!!
Answers
Homozygous recessive = bb
Punnet = Bb Bb bb bb
Phenotype is 50%