Therefore, the independent variable was the number of people who were_______ , and the dependent variable was the number of people who were _________.

Answers

Answer 1

Answer:

Immune to the disease.

Infected by the disease

Explanation:

Next question

Which factors remained constant in each trial? Check all that apply.

A.the total number of people

B.the series of people who exchanged liquids with each other

D.the number of exchanges

E.the number of individuals who were initially infected


Related Questions

which of the following describes an interaction where an organism of one species benefits and an organisms of a different species is not significantly affected? ​

Answers

Commensalism is an association between two different species where one species enjoys a benefit and the other is not significantly affected. Probably the best example of commensalism is the relationship between cattle egrets and large herbivores

as a human population grows, what happens to our natural- resources requirement

Answers

Answer:

Need for natural resources increase

Explanation:

What happens during interphase that allows the two resulting cells to be the same as the
original cell?

Answers

Answer:

During mitosis, a eukaryotic cell undergoes a carefully coordinated nuclear division that results in the formation of two genetically identical daughter cells. ... Then, at a critical point during interphase (called the S phase), the cell duplicates its chromosomes and ensures its systems are ready for cell division.

You observe a population of Island Sparrows for which the phenotype of crown color varies from yellow to white. You perform two experiments. Experiment 1 shows that this variation in the phenotype affects mating success, so that birds with yellow crown colors have more offspring. Experiment 2 shows that this variation in phenotype is determined fully by the diet of the birds and not genetics. Can crown color evolve via natural selection in this population of Island Sparrows?

Answers

Answer:

Yes, the color of the crown evolves by the process of natural selection.

Explanation:

Based on experiment 1 mentioned in the question, it is clear that the sparrows with the yellow crown are demonstrating reproductive success, and based on experiment 2, it is demonstrated that the origination of crown color is solely dependent upon the diet consumed by the sparrows, not on the genes.  

The yellow crown sparrows exhibit enhanced skills in locating food, finding food or prey is dependent upon the factors like skills of hunting, vision, the musculature of the body, and other things, and all these are partially or completely determined by genetics. This yellow crown sparrow will further pass on their genes to their offspring, which will further provide them good skills of locating food, and thus, will obtain the diet needed for proper growth. These offspring will further pass on the traits to the future generations, and so on.  

On the other hand, the sparrows exhibiting white crown seem to be less efficient in locating their food, and they are also generating fewer offspring that exhibit the same lack of food locating skills like their parents. Due to less tendency of finding food, the sparrows with the white crown will suffer from poor diet and thus, will further generate less offspring, and so on.  

Therefore, it is clear that for betterment, the sparrows with the yellow crown will evolve further due to their better skills of locating food, and this gives rise to the phenomenon of natural selection.  

Which term describes a pure substance that is made up of only one type of atom?
matter
rock
compound
element

Answers

Answer:

Element

Explanation:

Answer:

Element

Explanation:

I took the test

In the following exercise you will be given a wild type (ancestral) DNA code that you will transcribe and translate into an amino acid sequence (remember start codons). In addition to the wild type code, you have been given five mutated sequences of the wild type code that you will also transcribe and translate. For each mutation you will determine the mutation type (substitution, insertion, deletion) and effect (silent, nonsense, missense, frameshift-missense, frameshift-nonsense) by comparing to the wild type. Wild type template strand:
3'TGTACTTCAAACCGATT5"
mRNA-
AA Seq.

Answers

Answer:

Wild type template strand

3'TGTACTTCAAACCGATT5'

Wild type template DNA strand after transcription give following mRNA sequence

5’ACAUGAAGUUUGGCUAA3’

This mRNA has five codons; out of five, four codons (AUG, AAG, UUU and GGC)encode aminoacid and one is stop codon (UAA). Therefore, after translation this mRNA gives following amino acid sequence

Methionine-Lysine-Phenylalanine-Glycine

To make larger quantities of recombinant DNA, scientists use
a. yeasts
b. viruses
c. mice
d. proteins


no spamming please
will mark u brainliest if ur answer is correct.
thanks to anyone who helps :))

Answers

Answer:

I think it's proteins but I'm not a 100% sure on this one

When do the respiratory and circulatory systems work together?
O A. To promote digestion
O B. To stop bleeding
C. To fight infections
O D. To supply nutrients
SUBMIT

Answers

D to supply nutrients

Which phrase best describes the rock's texture

Answers

Answer:

Foliated

Explanation:

Explain how a long-term environmental change can lead to the development of a new species

Answers

Well it wouldn’t lead to the development to a completely new species but it would cause the organisms in that are evolved to adapt to their current situations so the answer would be evolution is any at all

Answer: When a long-term environmental change occurs, certain individuals in a population will be better adapted for the new environment than others. These individuals will be more likely to survive and pass on their traits to their offspring. Over many generations, these favorable adaptations build up in a population. This may lead to specification, which is the development of a new species.

Explanation: its the sample response on edge so its right



Use the drop-down menus to answer the questions.

Which feature contains genetic material and is present in a eukaryotic cell but not in a prokaryotic cell?

Which two features are present in a plant cell but not in an animal cell? ************someone HELP PLEASE***********

Answers

Answer:

A DNA is contained in the NUCLEUS of a eukaryotic cell not a prokaryotic cell. Your awnser is " nucleus"

Explanation:

The feature that contains genetic material and is present in a eukaryotic cell but not in a prokaryotic cell is the nucleus. The two features that are present in a plant cell but not in an animal cell are the cell wall and chloroplasts.

1. Eukaryotic cells have a membrane-bound organelle called the nucleus that contains the DNA of the cell. It is in charge of conserving and safeguarding the genetic material, including the chromosomes that contain the genes that govern the properties and operations of the cell.

On the other hand, prokaryotic cells are devoid of a genuine nucleus. The cytoplasm of these cells contains their genetic material, which is normally one circular DNA molecule.

2. Cell Wall: The cell membrane of plant cells is enclosed by a strong cell wall. The plant cell is protected and supported structurally by the cell wall. Together with other polysaccharides, proteins, and cellulose, a complex carbohydrate, it essentially consists of these elements. Animal cells lack a cell wall and are supported instead by extracellular matrix and other structural elements.

Chloroplasts: The chloroplasts found in plant cells are in charge of photosynthesis. Specialized organelles called chloroplasts house the pigment chlorophyll as well as other pigments that are used to absorb light energy.

They do this by converting light energy into chemical energy, releasing oxygen as a byproduct and creating glucose. As animal cells lack chloroplasts, they are unable to perform photosynthesis.

To know more about chloroplasts:

https://brainly.com/question/11136550

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). You are studying an allele T that governs parasite resistance in a large population of gazelles. You observe that different combinations of T and t produce phenotypes that have different fitnesses due to differences in parasite resistance. The fitness of TT is 0.30, the fitness of Tt is 0.32, while the fitness of tt is 0.34. The T allele starts at a frequency of 0.70, while t starts at a frequency of 0.3. i. Assuming Hardy-Weinberg equilibrium except for selection, what will the frequency of T be in the next generation

Answers

Answer:

The New Allelic frequency of the T allele in the next generation is 0.6865  

Explanation:

In the attached file you will find the resolved problem.

You will probably need the definitions of the following terms:

Initial allelic frequency: (number of homozygote individuals + half number of heterozygote individuals) / Total number of individuals Relative contribution of each genotype: Zygote frequency x Relative aptitude Average aptitude W: It is the sum of relative contribution of each genotype to the next generation.  

WTT x p2 + WTt x 2 x p x q + Wtt x q2

Population Genotype frequency: Relative contribution of each genotype / Average aptitude Allelic frequency: Homozygote population genotype frequency +  half heterozygote population genotype frequency

Why does the human use a large amount of energy when exposed to cold temperature for a long period of time

Answers

because they need to use energy to warm themselves

Answer:

So they won't be exposed to hypothermia.

Explanation:

Hypothermia is when your body's temperature drops. Your body's energy is a way of keeping warm

Do most organisms contain the same condons true or false ?

Answers

Answer:

this is true. can u give me the brainliest answer

classify each characteristic according to whether it is true for an ameoba a clock or both

Answers

I think this is the answer

hello i need help on my last question this question is a bonus point to anyone who answer it

Answers

Answer:

A

Explanation:

A: Venus rotates far more slowly than Earth

Look at the column that says Period of Rotation.

Venus has a rotation period of 243 days.

Earth has a rotation period of about 24 hours.

243 days is much longer than 24 hours, so this is true.

B: Venus's year is longer than Earth's.

The year is also another way to say Period of Revolution.

Venus's is about 224 days.

Earth's is about 365 days.

Venus's is actually shorter, so this is false.

C: Mercury is approximately twice the size of Earth.

Let's look at the Equatorial Diameter column.

Mercury's is 4,880 km.

Earth's is 12,756 km.

Mercury's is much smaller than Earth's, so this is false.

D: All of the above.

Since B and C are both not true, this is incorrect.

Therefore, the correct answer is A: Venus rotates far more slowly than Earth.

In Guinea pigs, short hair (S) is dominant over long hair (s), and black coat color (B) is dominant over
albino (b). Both genes assort independently. A female of a true breeding line with a black coat and long
hair is mated with a short haired albino male (also from a true breeding line). (a) What are the
phenotypes of the F1 generation? Explain. (b) If F1 is mated, which percentage of the offspring will be
homozygous for both characters? Give all genotypes and phenotypes of these homozygotes.​

Answers

Answer:

Explanation:

Short hair (S) is dominant over long hair (s), and black coat color (B) is dominant over albino (b).

A female of a true breeding line with a black coat and long  hair is mated with a short haired albino male (also from a true breeding line)

parents genotype      BBss  x    SSbb

gametes                       Bs     x    Sb

F1 generation geenotype    BbSs

Phenotype- They are all with black coat and short hair

Mating of F1   BbSs  x  BbSs

   Percentage of offspring homozygous for both characters:

  Bb  x   Bb           Ss   x   Ss

 BB Bb Bb bb     SS  Ss Ss ss

 1/4             1/4         1/4       1/4

1/4*1/4 = 1/16 = 0.0625 = 6% for each homozygous characters (BBSS-6% and bbss-6%)

The genotypes of the homozygotes are BBSS and bbss

The phenotype of BBSS is black coat with long hair

The phenotype of bbss is an albino with short hair

Why do fungi need to live in moist areas

Answers

Answer:

Search Results

Featured snippet from the web

Fungi help catabolism of complex organic matter into simple available inorganic forms. In other words they breakdown organic matter to obtain energy. This process of decomposition requires aerobic ambient and moisture therefore they are mostly found in moist habitats rich in detritus.

Explanation:

Fungi help catabolism of complex organic matter into simple available inorganic forms. In other words they breakdown organic matter to obtain energy. This process of decomposition requires aerobic ambient and moisture therefore they are mostly found in moist habitats rich in detritus.

Which of the following statements concerning metagenomic sequencing is incorrect

Answers

Answer:

The correct answer is "proteins are extracted from an environment, fragmented, and adaptors are added".

Explanation:

The missing options of this question are:

A) Software aligns sequences and assemble large portions of genome.

B) The samples are subject to polymerase chain reaction for amplification.

C) The sequences of the amplified fragments are determined by next-generation methods.

D) Proteins are extracted from an environment, fragmented, and adaptors are added

The correct answer is option D) Proteins are extracted from an environment, fragmented, and adaptors are added.

Metagenomic sequencing refers to the amplification and determination of all nucleotide sequences in a sample, which might contain multiple microorganisms and viruses in order to understand the presence and proportions of microbiota. Metagenomic sequencing involves the use of next-generation methods, to amplify and characterize all the nucleotides sequences. It is false to affirm that the proteins are extracted directly from the environment in this technique, since metagenomic sequencing is focused on the nucleotide sequences.

There are two types of cell division the first produces cells that are identical to the original cell the second produces cells that are different from the original cell which type of cell division do you think is responsible for these processes

Answers

Mitosis produces identical cells
Meiosis produces cells that are different from the original cell

Some bacteria live in the roots of plants like soybeans and peas.

Bacteria growing on plant roots.
What is the role of these bacteria in the nitrogen cycle?

Answers

Answer:

Nitrogen is the most commonly limiting nutrient in plants. Legumes use nitrogen fixing bacteria, specifically symbiotic rhizobia bacteria, within their root nodules to counter the limitation. Rhizobia bacteria convert nitrogen gas (N2) to ammonia (NH3) in a process called nitrogen fixation.

Answer:

to convert free nitrogen into usable nitrogen

Explanation:

on edge

A type of white blood cell that destroys foreign invaders by surrounding them and then swallowing them is a

Answers

Answer:

Phagocyte

Explanation:

Use the following diagram to answer questions 13. The gas released in this investigation is...
A. Carbon Dioxide
B. Hydrogen
C. Nitrogen
D. Oxygen

Answers

The gas released in this investigation is carbon dioxide

4. Is predation a density-dependent or density-independent factor?

Answers

Answer:

The correct answer is density-dependent factor.

Explanation:

The factors whose influences on the growth or size of the population changes with the density of the population are known as the density-dependent factors. The availability of food, disease, predation, and migration are some types of density-dependent limiting factors.  

One of the density-dependent factors in nature is predation, predation confines various populations. The population of the prey and the predator encircle towards each other, with the population of the predator somewhat lagging behind the population of the prey.  

With the increase in the population of the prey, the predator gets more to eat, and thus the population of the predator increases. With the increase in the predator population, pressure imparts on the prey population and it starts to decline. The decline in the availability of the food eventually makes the population of the predator to decline. Therefore, it can be seen that both the population of the prey and the predator are affected by predation, that is, a density-dependent factor.  

Which part of the brain is made of all four lobes? (Parts A, B, C, and D) *

Answers

Answer:

Yes frontal lobe is the correct answer.

21 points. ANSWER FAST FOR BRAINIEST. Why is the human body a system of interacting subsystems
composed of a group of specialized cells and tissues? (please use detail and be very specific!) this is supposed to be an essay but please just give me the main points/ the most important info!
I give brainiest and thanks! appreciate it :) SCIENCE

Answers

Answer:

Structure and Function. In multicellular organisms, the body is a system of multiple interacting subsystems. These subsystems are groups of cells that work together to form tissues and organs that are specialized for particular body functions.

Organs are groups of tissues that work together to perform a particular body function. Tissues and organs are specialized for particular body functions.

Hope this helps :)

What is the fitness of an organism?

Answers

Answer:the fitness of an organism is the ability to survive and reproduce

Explanation:

3. How does the cell use both DNA and RNA to direct protein synthesis?​

Answers

Answer:

proteins are made in the cell cytoplasm on tiny structures called ribosomes,to make proteins ribosomes use a code in the DNA  

DNA is found in the cells nucleus and cannot move ,so the cell needs to get the code from the DNA to the ribosome this is done using a molecule called RNA (mRAN) - which is made by copying the code from DNA  , the RNA acts as a messenger between the DNA  and the ribosome - it carries the code between the two

Explanation:

Identify the two factors that affect gravity

Answers

Answer:Mass and Distance

Explanation:

The strength of the gravitational force between two objects depends on two factors, mass and distance. the force of gravity the masses puts on each other. If one of the masses is doubled, the force of gravity between the objects is doubled.

Answer:

Mass and Distance

The strength of the gravitational force between two objects depends on two factors, mass and distance. the force of gravity the masses puts on each other. If one of the masses is doubled, the force of gravity between the objects is doubled.

Explanation:

Rice is an important food crop in the the world. Growing rice requires large amounts of water because the roots of rice plants must remain under water. Explain how genes could play a role in helping farmers grow rice using less water. 2 sentences, explain they could do (answerrrr ASAP)

Answers

Answer:

Rice plants possesses several traits which allow sthem to grow in large amount of water because standing water helps them to produce air channel known as aerenchyma that connects roots with shoots and transport oxygen to submerged tissues. Standing water also help many weed to grow and rice plants also takes nutrients from them as well.

Genes are responsible for the traits that allow rice plants to grow in large amount of water but if the gene of rice plant is genetically modified with new gene which is resistant to drought, that can allow the rice to grow in less water.

The genetically modified rice plant then do not require large amount of water and can grow easily.

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