Answer: Memory T cells are necessary for protective immunity against invading pathogens
Explanation: D
ANSWER THIS PLEASEE FOR BRAINLIST ILL DO ANYTHING!!!
Six different plug-in hybrid vehicles were tested for their electric-only driving range. The same six cars were tested seven days in a row. Their batteries charged to full capacity
overnight. The average range for each vehicle is listed in the table.
PHEVs Range (miles)
Car 1
96
Car 2
130
Car3
85
Car 4
75
Car 5
135
Car 6
100
What is the median range of the PHEVs tested in the chart?
98 miles
103.5 miles
100 miles
135 miles
Answer:
98
Explanation:
A 98 miles would be the middle from the totals provided above
1+2+3+4-17(2) < 36 +23=?
Answer:
True
Explanation:
The question is incomplete. However, I'll treat it as a true/false question
Given
\(1+2+3+4-17(2) < 36 +23=?\)
Required
True or false
\(1+2+3+4-17(2) < 36 +23\)
Open bracket
\(1+2+3+4-17*2 < 36 +23\)
\(1+2+3+4-34 < 36 +23\)
Evaluate the expression on the left-hand side
\(-24 < 36 +23\)
Evaluate the expression on the right-hand side
\(-24 < 59\)
24 is truly less than 59.
Hence:
\(-24 < 59 = True\)
Plants are ________. Plants are ________. unicellular prokaryotes unicellular protists multicellular eukaryotes multicellular prokaryotes
Plants are multicellular eukaryotes.
The kingdom Plantae includes organisms that range in size from tiny mosses to giant trees. Despite this enormous variation, all plants are multicellular and eukaryotic (i.e., each cell possesses a membrane-bound nucleus that contains the chromosomes).
They generally possess pigments (chlorophylls a and b and carotenoids), which play a central role in converting the energy of sunlight into chemical energy by means of photosynthesis.
Most plants, therefore, are independent in their nutritional needs (autotrophic) and store their excess food in the form of macromolecules of starch. The relatively few plants that are not autotrophic have lost pigments and are dependent on other organisms for nutrients.
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Which of the following correctly describes the outcome of meiosis?
Answer:The cell produced at the end of meiosis contained half of the number of chromosomes as the parent cell
Explanation:hope this helps and happy hallowen :D
Answer:
A. Four haploid daughter cells that are genetically different.
Explanation:
All of the following are true except?
-Nucleotides are the building blocks of proteins.
-A gene is a segment of DNA that codes for proteins which make your traits.
-Splicing removes exons from pre-mRNA.
-During transcription, adenine pairs with uracil instead of thymine on mRNA.
the number of bacteria after t hours in a controlled laboratory experiment is . (a) what is the meaning of the derivative ? what are its units? (b) suppose there is an unlimited amount of space and nutrients for the bacteria. which do you think is larger, or ? if the supply of nutrients is
The derivative of the number of bacteria after t hours in a controlled laboratory experiment is the rate of change of the number of bacteria over time. The units for the derivative would be bacteria per hour (bacteria/hr).
If there is an unlimited amount of space and nutrients for the bacteria, then the number of bacteria will be larger than the rate of change of the number of bacteria over time.
If the supply of nutrients is limited, then the rate of change of the number of bacteria will be higher than the number of bacteria, because the bacteria will have to compete for the limited nutrients, resulting in a faster rate of increase.
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where do we find chloroplast and chromoplast in hebiscuis
Answer:
Explanation:Chloroplasts are present in the cells of all green tissues of plants and algae. Chloroplasts are also found in photosynthetic tissues that do not appear green, such as the brown blades of giant kelp or the red leaves of certain plants. In plants, chloroplasts are concentrated particularly in the parenchyma cells of the leaf mesophyll (the internal cell layers of a leaf).
Are fingers made of diploid cells or haploid cells?
Fingers are made from diploid cells. All of the cells in our body are made from diploid cells except in the reproductive cells which are made from haploid cells.
Kira and Latonya are going to have a watermelon-rolling contest. Each girl has to push her watermelon 8 meters to the finish line. Kira's watermelon has a mass of 2 kg. Latonya's watermelon has a mass of 3 kg.
If each girl pushes her melon with the same amount of force, which girl will cross the finish line first?
A.
There is not enough information to tell who will win.
B.
Latonya will cross the finish line first.
C.
Kira will cross the finish line first.
D.
Both girls will cross the finish line at the same time.
Kira will be the first to finish the race, based on the question.
What are weight and mass?A measurement of an object's inertial characteristic, or how much matter it contains, is the entity's mass. The force of gravity acting on something or the force required to support it is quantified by the weight of the thing. An object's downward acceleration due to gravity on earth is roughly 9.8 m/s2.
Is kg a weight or even a mass?mass
The kilo is the group of materials unit that is used almost globally as the SI mass unit. Under normal circumstances, 1 kilogram weighs 9.8 Newtons, the related SI unit of strength and weight.
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all of the following are characteristics of the majority of animal species except which one? a. have four limbs b. are bilaterally symmetric c. are heterotrophic d. have muscle tissue
Have four limbs as not all animal species have four limbs. Some animals such as snakes, fish and birds do not have four limbs; some have more than four limbs while others have none. The correct answer is A.
The majority of animal species share several characteristics that differentiate them from plant life. They include:
Bilaterally symmetric: The majority of animal species exhibit bilaterally symmetric characteristics. This means that they can be divided down the middle to produce two mirrored halves.
Heterotrophic: Animals require energy from an external source, meaning they must feed on other organisms to survive. This is in contrast to plants, which create their food through photosynthesis.
Muscle tissue: Muscles are a critical component of animal life and are used to move the body, as well as to circulate blood and nutrients throughout the body.
Nervous tissue: Nervous tissue is a critical component of animal life. It is responsible for receiving sensory input and sending signals to the rest of the body, which allows animals to react to their environment.
Most animals also have an external or internal skeleton that provides structural support, a digestive system to break down food, and a circulatory system to transport nutrients and oxygen.
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Which statement defends the argument that agriculturalists must be patient and avoid anger when working with animals?
Buyers are interested in knowing more about the food supply.
Patience must be applied toward animals both young and old.
Agricultural best practices are often confirmed by a third party.
Poor treatment can lead to meager production and health issues.
Answer:
Poor treatment can lead to meager production and health issues.
hope this helps!
Explanation:
What evidence does the cladogram provide
why is homeostasis important? for example, what could go wrong if your body temperature got too low or too high?
Which image shows labeled organisms that are presented only in plant cells
Answer:
image containing cell wall,chloroplast,plastid or large vacuole
Explanation:
Directions
Somebody Wanted But So Then (Summarizing Strategy) - Mr. Cook's Corner
Use bullet points to fill in each section of the chart for the short story The Man to
Send Rain Clouds.
Read: "The Man to Send Rain Clouds" 5,6 minimum sentences
Somebody:
Wanted:
But:
So:
Then:
Answer:
Somebody: Old Teofilo, a Native American man
Wanted: To have a traditional Native American burial ceremony
But: His family members were unsure of how to fulfill his wishes as they were living in a predominantly Catholic community
So: They decided to combine their Catholic beliefs with Native American traditions and perform a unique burial ceremony that incorporated elements from both cultures
Then: The family members painted Teofilo's face with red ocher, placed him on a traditional blanket, and covered him with cornmeal. They also sprinkled holy water and recited Catholic prayers, symbolizing their faith. Finally, they sent rain clouds by burning a feather and letting the ashes rise into the sky, fulfilling Teofilo's desire for rain.
Overall, the family successfully honored Teofilo's wishes and found a way to reconcile their cultural and religious identities in the process.
Explanation:
draw a simple diagram of a carbohydrate molcule and describe its structure
Answer:
just draw the diagram
A father saw his son step down onto the tarmac and watched him as he ran towards him. Describe the changes that occurred in the father's eyes to keep his son's face in focus
Answer:
b. the carbon cycle ensures living things have a source of hydrogen
Explanation:
A topographic map provides details about Emory Peak in Big Bend National Park. A radio tower on Emory Peak is indicated. Based on the topographic map, if a park ranger hiked due west from the radio tower, the ranger's path would —
A--cross a canyon with a river running through it
B-cross another peak in the park
C-be flat and then go up a steep slope
D-go down a steep slope and then become flatter
help me
The ranger's path would be to go flat and then go up a steep slope.
What is Emory Peak?This is regarded as the highest peak in the Chisos Mountains and Big Bend National Park. It's a tough hike as a result of the various exposed igneous intrusions found in the area.
This is why when hiking in the area from radio tower to the west, the ranger's path will be to go flat and go up a steep slope thereby making optioon C the most appropriate choice.
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Question 1
Part A
Can you map shape I onto shape Il by a sequence of transformations? If so, give a sequence of transformation that maps shapes l onto shape ll.
Answer:
What am I doing?where is shape I ?where is shape II ?Hope you can atleast correct this if you really need an answer.
Good luck ✅.pls help science kills me
Answer:
false
Explanation:
its the other way round!
Answer:
i am 90% sure its false
Explanation:
proteins for sure helps with strength and elasticity, id k what minerals do.
DNA codes for specific proteins. Why are proteins so vital to the human body? Provide a couple of examples.
Answer:
-They do most of the work in cells
-They are required for the structure, function, and regulation of the body's tissues + organs
Answer:
they help us to grow
Explanation:
protein is a body building food
dsdna vs ssdna complementary strand
this strand is dsdna
ATTCCGATAA
what is the ssdna complementary strand? (can there be an ssdna
complementary strand?)
The ssDNA complementary strand to the given dsDNA sequence "ATTCCGATAA" would be "TAACGCTTTT".
DNA stands for deoxyribonucleic acid and is a double-stranded, helical polymer that carries genetic information in nearly all living organisms. It serves as the blueprint for the synthesis of RNA (ribonucleic acid) and proteins, which are essential for life processes such as replication, transcription, and translation.
The dsDNA strand given is ATTCCGATAA. To obtain the ssDNA complementary strand, you must first understand the base-pairing rules. Adenine (A) only pairs with thymine (T), while cytosine (C) only pairs with guanine (G). You may utilize the complementary base-pairing rule to discover the ssDNA complementary strand.
So, the complementary strand for ssDNA is feasible, and the complementary strand for dsDNA is TAAGGCTATT.
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is the ability to exert force against a resistance make you to push, move or lift objects.
Muscular strength is the ability to exert force against a resistance, enabling you to push, move, or lift objects.
It is a fundamental aspect of human physical capabilities and plays a crucial role in performing numerous tasks and activities in daily life. When you engage your muscles and apply force to an object, such as pushing a heavy box or lifting a weight, it is your muscular strength that allows you to overcome the resistance and achieve the desired movement.
Muscular strength is developed through a combination of factors, including muscle size, neuromuscular coordination, and the efficiency of muscle fibers. Regular strength training exercises, such as weightlifting or resistance training, can enhance muscular strength by stimulating muscle growth and improving muscle fiber recruitment.
Having adequate muscular strength not only enables you to handle everyday physical tasks with ease but also contributes to better athletic performance, injury prevention, and overall functional ability. It is essential to maintain a balanced strength throughout the body to ensure proper posture, stability, and joint integrity.
In conclusion, the ability to exert force against resistance, known as muscular strength, empowers you to push, move, or lift objects effectively. Developing and maintaining muscular strength through appropriate exercises and training can significantly enhance your physical capabilities and overall quality of life.
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A marine biologist wants to test the effect of water temperature 01 the length of time sea otters can remain under water during a dive He gathers Predictor Coef SE Coef data 0n randomly-selected dives by Constant 52.789 5.257 10.04 0oo different otters. recording dive duration (in Water temp 3.3684 0.4216 7.990 0.002 seconds) and water temperature (in 5.557 R-Sq 92 78 R-Sq(adj) 91.38 degrees Celsius) A computer regression analysis of his data is given below. Assume all conditions for inference for slope have been met. Which of the following is the estimate of the standard deviation of the sampling distribution of b, the slope of the sample regression line for this relationship? 257 B. 5.257 0.4216 D. 5.557 0.4216
The estimate of the standard deviation of the sampling distribution of b, the slope of the sample regression line for this relationship, is 0.4216.
What is the estimated standard deviation of the sampling distribution of the slope?The estimate of the standard deviation of the sampling distribution of the slope (b) is an important measure in regression analysis. It quantifies the variability of the slope estimates that we would obtain if we were to repeat the study multiple times.
In this case, the estimated standard deviation is 0.4216. This value indicates the average amount of variation we would expect in the slope estimates when studying the relationship between water temperature and dive duration in sea otters.
The estimate of the standard deviation provides insights into the precision of the slope estimate obtained from the sample. A smaller standard deviation suggests that the slope estimate is relatively more precise and less likely to deviate significantly from the true population slope. On the other hand, a larger standard deviation indicates higher variability in the slope estimates and suggests less precision in the estimation.
Therefore, a smaller estimate, such as 0.4216 in this case, indicates that the sample regression line is more reliable in predicting the relationship between water temperature and dive duration for sea otters.
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Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures.
The statement 'Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures' is based on scanning electron microscope.
What is scanning electron microscope?The scanning electron microscope is an especial class of optical procedure to identify cellular structures by using an electron flow beam.
This technique is very useful for analyzing micronanoparticles images in different types of solid materials.
In conclusion, the statement 'Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures' is based on scanning electron microscope.
Complete question:
Choose the microscopy technique that's could best for the needs of each scenario.
Scientists are attempting to identify the specific type of leukemia a person has based on cell surface structures.
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How doesADH regulate water concentration levels in the body?
a.It instructs the kidney to make more insulin or glucagon to change water levels in cells.
b.It instructs the pituitary gland to take in more or less water
c.It instructs the liver to store or release blood sugar to change water levels in cells.
d.It instructs the kidney to take in more or less water.
Answer:
d.It instructs the kidney to take in more or less water.
Explanation:
ADH(anti-diuretic-hormone) increases the water resorbtion in kidneys so it increases the blood volume
The constituent of petroleum used in Vaseline is ________________. A. lubricating oil
B. kerosene
C. paraffin wax D. bitumen
Answer:
paraffin
Explanation:
What are 6 scientific facts about Spongilla lacustris?
Answer:
Physical characteristics: Freshwater sponges are crustlike, branched, or clumped. The texture is fragile and soft, and the color is whitish or green. Freshwater sponges have irregularly scattered and barely visible water-exit holes.
Geographic range: Freshwater sponges live in North America, Europe, and Asia.
Habitat: Freshwater sponges live in standing and running fresh water.
Diet: Freshwater sponges are filter feeders.
Behavior and reproduction: Scientists know little about how freshwater sponges behave. These sponges reproduce asexually by forming buds in late summer that spend the winter in a dormant state and emerge from the adult in the spring. Freshwater sponges reproduce sexually during the summer, giving birth to live larvae.
Explanation:
Answer:
Explanation:
1)spongilla belongs to phylum porifera
2)its whole body is covered with pores
3) they live in fresh water
4) respiration occur through whole body surface
5) extracellular and intracellular digestion occur
6) asexual reproduction reproduction occur through budding and sexual reproduction occur through the fusion of gametes
Identify the type of change illustrated.
Propaganda Originally, propaganda meant a system for propagating (spreading) religious doctrines, then any kind of
ideas. As used today, it generally means the dissemination of political opinions for the purpose of biasing judgment
(brainwashing)
Answer:
The correct answer is - pejoration.
Explanation:
Pejoration is the change that downgraded or worsen a specific condition or word or process which originally positive but now its meaning becomes totally negative.
Propaganda is the originally stands for the spreading religious doctrine but now its meaning becomes the dissemination of political opinions for brainwashing people.
When excessive salt, chemicals, and other runoff enters local streams, what types of effects can this have on the ecosystems?
When excessive salt, chemicals, and other runoff enters local streams, it will have a negative effect on the ecosystems by causing pollution.
How does water pollution get into runoff?Pollution refers to the contamination of the air, soil, or water bodies due to the accumulation of contaminants as above described.
Runoff may lead to the accumulation of pollutants on the water and therefore it may have a negative effect on the ecosystem.
In conclusion, when excessive salt, chemicals, and other runoff enters local streams, it will have a negative effect on the ecosystems by causing pollution.
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