Which of these is NOT true about vaccines?
a. they simulate a specific immune response
b. they cause memory cells to be produced
c. they contain an antigen of a weakened pathogen
d. it has been proven that there are many possible negative side-effects to being vaccinated

Answers

Answer 1

Answer:

I'm going to say A

Explanation:

because it just make more sense


Related Questions

How can G and cloning be used in medical science

Answers

Answer:

for testing differnt cures on animals

Explanation:

FOODS HIGH IN PROTEIN RELEASES ENERGY
A. FAST
B. QUICKLY
C. SLOWLY​

Answers

Answer:

quickly

Explanation:

Answer:

SLOWLY

Explanation:

Select the correct answer. Which statement about natural selection is true? A. Natural selection and evolution are two terms for the same phenomenon. B. Natural selection is an outdated theory to explain how evolution took place. C. Natural selection is the process by which organisms with more beneficial traits are more likely to survive and reproduce. D. Natural selection is the process by which organisms develop variation in traits, which gives them a better chance of survival.

Answers

Answer:

C. Natural selection is the process by which organisms with more beneficial traits are more likely to survive and reproduce.

Explanation:

Natural selection is an evolutional process by which species of living organisms with stronger or more beneficial traits have higher chances of survival and reproduction. In other words, it is the process by which organisms adapt and survive.

Organisms in a population are all different in their own ways. And those with characteristics or traits better suited for the environment are more likely to survive than those without. The selection prefers more beneficial traits and not wholly on the superiority of the organism. So, the survival and reproduction chance of an organism depends on the presence of traits beneficial to the environment, which is how nature selects. And in this process, those selected will dominate the population while those rejected will be reduced or even die.

Thus, the correct answer is option C.

How are animals in the polar dying connected to climate change?
help

Answers

Answer: well, ce dependent species such as narwhals, polar bears, and walruses are at increasing risk with shrinking sea ice cover. ... As the Arctic loses snow and ice, bare rock and water absorb more and more of the sun's energy, making it even warmer. This is called the albedo effect.

Explanation:

islfso lufe
(Hint: a non-renewable resource, like coal)
CHAPTER
1 what is the term?

Answers

Answer:

Fossil fuel

Explanation:

when are chromosomes (dna) copied?​

Answers

Answer:

Interphase begins with G1 (G stands for gap) phase. During this phase, the cell makes a variety of proteins that are needed for DNA replication. During S phase, which follows G1 phase, all of the chromosomes are replicated. Following replication, each chromosome now consists of two sister chromatids.

Have a good day. :)

Answer:

Chromosome replication

Explanation:

Chromosome replication is a key event during the cell cycle that must be completed before a cell divides. To reproduce successfully, every cell must replicate its chromosome and distinguish these sister chromosomes from one another.

What are the factors that determine

the level of harm an introduced chemical

has on the enviroment?


PLEASE ANSWER QUICKLY

Answers

The factors that determine the level of harm an introduced chemical has on the environment depends on the type of chemical it is, the concentration of the chemical, and weather conditions that are occurring at the time that the chemical was introduced( like air pollution) ( acid rain) ( deforestation) ( desetfication)

Help me please please help me

Answers

Answer:

The first one

Explanation:

A thesis is a statement or theory not a question.

i believe the answer is A

Which of the following light sources would a grower be likely to choose if the goals were to raise red spectrum light, maintain low temperatures, and keep costs low?
LED grow lights

high-pressure sodium lights

fluorescent grow lights

metal halide lights

Answers

Answer:

The answer is the second option, which is High-pressure sodium light

Explanation:

The three most common lamp types for high-intensity lighting are high pressure sodium (HPS) lamps, metal halide (MH) lamps, and LEDs. HPS lamps are the most common lamp type used in greenhouses today due to their high energy efficiency, moderately long bulb life and relatively small fixture size.

Answer:

high pressure sodium lights-A of edge

Explanation:

the process which takes place in guard cells but not in other epidermal cells is?​

Answers

Answer:

guard cells chloroplasts , involved in the photosynthesis where epidermal cells are living cells covering the outside surface of the herbaceous plants they contain a thick covering of cutting which reduces the water loss from Plants epidermal cells in roots are specialized for water and ion absorption don't know if it helped but good luck

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. The upper and lower epidermal cells do not have chloroplasts, thus photosynthesis does not occur there.

Difference in guard and epidermal Cells:

Two guard cells form a stoma, controlling the gas exchange of the plant by regulating the size of the stoma whereas epidermal cells provide a protection to the plant from the external environment.

Photosynthesis does not take place in epidermal cell because:

The epidermal cells that make up this skin are transparent. As most epidermal cells lack chloroplasts, they can't perform photosynthesis, or the use of sunlight to convert carbon dioxide and water into glucose and oxygen.

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DNA is wrapped around
and condensed into chromosomes.

• Genes are used as a set of instructions to produce proteins.

Proteins affect the
and function of organisms.
Chromosome

Answers

Answer:

- DNA is wrapped around nucleosomes and condensed into chromosomes.

- Proteins affect the traits and function of organisms.

Explanation:

Nucleosomes are the basic unit of compaction of DNA. Each nucleosome is composed of ~148 bp double-stranded DNA and an octamer of histone proteins, which include two molecules of each core histone: H2A, H2B, H3 and H4. Subsequently, nucleosomes are packaged into chromatin fibers so they can be densely compacted into chromosomes. On the other hand, proteins are molecules that play important (structural and enzymatic) functions in a cell. These proteins may affect the structure/function of a cell, thereby affecting a certain characteristic/trait to develop.

3. Which of the following statements best explains how the cell membrane 1 point
is selectively permeable? *
The movement of specific substances into and out of the cell is controlled by the cell
membrane
The movement of waste substances into, but not out of the cell is controlled by the
cell membrane
The cell membrane is inflexible and cannot control the movement of substances into
and out of the cell
The cell membrane does not surround the cell so it plays no role in the movement of
substances

Answers

Answer:

The movement of specific substances into and out of the cell is controlled by the cell membrane.

Explanation:

The cell membrane is permeable, so it allows for the passage of substances both into and out of the cell. It is also selective, so only specific substances can enter and exit the cell.

what is sodium E621 know as MSG is​

Answers

Answer:

MSG is short for monosodium glutamate. It is common food addictive-with the e-number E621 that is used to enhance flavor.

Explanation:

MSG is derived from the amino acid glutamate or glutamic acid, which is one of the most abundant amino acids in nature.

What purpose does the endosperm serve in the seed?

Answers

Answer:

Supporting embryonic growth

Explanation:

The endosperm plays an important role in supporting embryonic growth by supplying nutrients, protecting the embryo, and controlling embryo growth by acting as a mechanical barrier during seed development and germination.

Answer:

Supporting embryonic growth

What organisms are capable of cellular respiration?

A. Heterotrophs only
B. Animals and fungus
C. Animals, fungus, and some bacteria
D. Protists
E. All organisms

Answers

the answer is E. All organisms

what animal eats fiddler crabs?

Answers

Gulls, crows and herons are all opportunists. They'll eat just about anything that they can get their beaks on. That includes fiddler crabs.

Answer:

Predators that feed on fiddler crabs include herons, egrets and raccoons. At one to two years, the fiddler crab reaches sexual maturity.

Explanation:

In humans, free earlobes are dominant to attached earlobes, and a straight thumb is dominant to a hitchhiker's thumb. Cross two people that are heterozygous for both traits. Include a punnett Square

Answers

Answer:

nice pfp

Explanation:

explanation haikyuu

HELP right now please! No websites

Answers

Carbon dioxide is the name of the molecule I believe
CO2. Carbon Monoxide

THIS IS EARTH SCIENCE
PLEADE ASNWER THE Two QUESTIONS IN THE PICTURE

How do ocean currents affect the coastal regions of S.America at 20 degrees south latitude

When a lake freezes over. How does the energy content of the lake change?

Answers

Answer:

Explanation:The remaining air (air that does not descend at 30 degrees North or South latitude) continues toward the poles and is known as the westerly winds, or westerlies

Question: How do ocean currents affect the coastal regions of S.America at 20 degrees south latitudeAnswer: Warm and cold ocean currents can affect the climate of an area along the coast if the winds blow in from the ocean. Warm ocean currents heat the air above the water and carry the warm air to the land, increasing the temperature of the coastal regionQuestion: When a lake freezes over. How does the energy content of the lake change? Answer: Liquid water has more energy than frozen water. When water freezes it gives up some of the water's energy. This energy that is given up is the latent heat of freezing. When the water was freezing latent heat of freezing energy was being released(WATER IS THE LAKE)Bonus: I know that during melting, there is no temperature change as the heat energy is used to do work against potential bond energy but why doesn't temperature change when freezing? Freezing is the opposite process of melting. If the temperature does not increase as the ice melts, the temperature will not decrease as water freezes. Melting and freezing are entropy changes. Entropy measure the amount of disorder in a system. A system, like ice, which has less freedom of motion, has less disorder. A system, like liquid water, which has more freedom of motion, has more disorder. So water has more entropy than ice. Ice is a very ordered arrangement of H2O molecules in a crystalline form. As heat energy is added to ice, the energy is used the break the bonds between the H2O molecules in the ice crystals. So, the temperature remains constant. You might say that the energy that is added to the ice is used to increase the entropy of the system, instead of increasing the temperature of the system.-TAY brainly please

A small population will most likely

a. have plenty of food to eat. b. have exponential growth.
c. have plenty of space to live. d. All of these are correct.

Answers

Answer:

D. All of these are correct.

a black chicken and a white chicken are crossed. what is the probability of.

Answers

Answer:

25% that they would have a black chick

Explanation:

50% of the offspring have genotype BW, 25% are BB and 25% are WW. This means that 50% of the offspring are erminette, 25% are black, and 25% are white.

Hope this helps!!

Which of the following describes the process of DNA making copies of itself.
Transcription
Substitution
Translation
Replication

Answers

replication i thinkkkkk
Replication is the answer

what are cotyledons? & what is its use

Answers

Answer:

Cotyledon, seed leaf within the embryo of a seed. Cotyledons help supply the nutrition a plant embryo needs to germinate and become established as a photosynthetic organism and may themselves be a source of nutritional reserves or may aid the embryo in metabolizing nutrition stored elsewhere in the seed.

*You Can put this in your own words


What type of chart is used to help organize study and predict genetic inheritanc

Answers

Answer -(Pedigree Analysis)
A pedigree is a chart that shows the inheritance of a trait over several generations. A pedigree is commonly created for families, and it outlines the inheritance patterns of genetic disorders and traits. A pedigree can help predict the probability that offspring will inherit a genetic disorder.

Marcus grew three rosemary plants. He put one in
direct sunlight, one in the shade, and one in the
dark. The plant in the sun grew the most quickly
and looked the healthiest. Marcus concluded that
rosemary plants grow best in the sun.
How would you evaluate Marcus's conclusion?
O A. His conclusion is valid because his
experiment included a control.
B. His conclusion is valid because he tested
only one variable.
O C. His conclusion is flawed because he did
not perform enough trials.
O D. His conclusion is flawed because it is
based on the appearance of the plants.

Answers

Answer:

His conclusion is flawed because he did

not perform enough trials.

Explanation:

i jus took the test

Select the correct answer. A roasted chicken multigrain sandwich contains 42 g protein, 7 g fat, and 34 g carbohydrates. How much energy does the sandwich provide? A. 747 calories B. 542 calories C. 502 calories D. 367 calories E. 332 calories

Answers

Answer:

D. 367

Explanation:

If a roasted chicken multigrain sandwich contains 42 g protein, 7 g fat, and 34 g carbohydrates, it contains 367 calories of energy, hence option D is correct.

What is food energy?

Animals obtain the chemical energy known as "food energy" from their food in order to maintain their metabolism, which includes their muscular activity.

The majority of animals get most of their energy via aerobic respiration, which involves mixing carbs, lipids, and proteins with air or water-based oxygen.

To find the total calories, multiply the given biomolecules grams with their calorie count.

= 42 × 4 + 7 × 9 + 34 × 4

= 168 + 63 + 136

= 367 calories

Therefore, the sandwich provides 367 calories of energy, if it contains 42 g protein, 7 g fat, and 34 g carbohydrates.

Learn more about energy, here:

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Trees in a temperate deciduous forest compete for all of the following EXCEPT -
A sunlight.
B shelter.
C soil.
D water.

Answers

Answer:

B

Explanation:

Trees needs sun, soil (nutrients), and water to grow and become strong.

I hope this helps ^-^

The answer is b hope this helps trees need soil water and sunlight to grow

An individual who exhibits a mixture of schizophrenic symptoms most likely has undifferentiated schizophrenia. Please select the best answer from the choices provided OT OF​

Answers

Answer:

True

Explanation:

An individual who exhibits a mixture of schizophrenic symptoms most likely has undifferentiated schizophrenia.

The most likely diagnosis for someone who displays a variety of schizophrenic symptoms is undifferentiated schizophrenia. The aforementioned is therefore True.

What is schizophrenia?

The illness that impairs a person's capacity for clear thinking, feeling, and behaviour is schizophrenia. Although the precise origin of schizophrenia is unknown, it is thought that a mix of genetics, environment, and changes in brain chemistry and organization may be at play.

Schizophrenia is characterized as disorganised speech or behaviour, depressed participation in daily tasks, and ideas or experiences that appear disconnected from reality. Memory loss and attention problems could also be present.

Therapy is typically ongoing and frequently consists of a mix of prescription drugs, psychotherapy, and well-coordinated specialty care services.

So, the given statement is True.

Learn more about Schizophrenia, here:

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The term used to describe a location with many different cultural groups is
A. culturally diverse
B. globalization
C. multiple perspectives
D. ethnicity

Answers

A
It’s the only answer that even makes sense if you really think about it.

1. Identify the 4 major body systems shown below
A.————
B.————
C.————
D.————

Answers

A. Circulatory system
B. Nervous system
C.respiratory system
D. Digestive system
Hope this helped
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