A specific defense is a(n)

Answers

Answer 1

Answer:

The adaptive immune system.

Explanation:

Recognizes and attacks specific pathogens

Hope this helps!

--Applepi101


Related Questions

help can be needed please

Answers

These are what I think.

1. B

2. A

3. C

4. D

Which strand of mRNA would be made during transcription using the DNA strand shown below?


CTG ATA


A. GAC UAU

B. GAC TAT

C. GUC TUT

D. CTG ATA

Answers

Answer:

gac uau

Explanation:

Fill in the genotypes for each individual in the pedigree below. Treat “H” as the dominant allele and “h” as the recessive allele. *Hint* start by answering these questions: is the trait likely to be X-linked? Is the shaded dominant or recessive?
List your answers in numerical order. (7 points)

Answers

Answer:

B

Explanation:

edge2021

define zygote as it is used in biology

Answers

Answer:

fertilized egg

Explanation:

Zygote, fertilized egg cell that results from the union of a female gamete (egg, or ovum) with a male gamete (sperm). In the embryonic development of humans and other animals, the zygote stage is brief and is followed by cleavage, when the single cell becomes subdivided into smaller cells.

Britannica

Answer:

A zygote is a eukaryotic cell that is produced when two gametes fertilize each other. The genome of a zygote is made up of the DNA from each gamete and includes all of the genetic information needed to create a new person. The zygote is the most basic developmental stage of multicellular organisms.

OAmalOHopeO

which type of motion dose not change the amino produced

Answers

Answer:

silent mutation. have a great day! :)

i was gonna answer but they answer already

state two functions of mucus produced along the alimentary canal​

Answers

Answer:

helps reduce intestinal inflammation by decreasing bacterial interaction with intestinal epithelial cells.

mapa mental sobre El origen de las especies

Answers

El origen de las especies, cuya primera edición apareció en 1859, es el libro más conocido de El biólogo británico Charles Darwin. En el libro, Darwin expone su teoría de la evolución:

Afirma que toda la vida en la Tierra tiene un ancestro común. Que la selección natural es el mecanismo principal para la evolución de las especies.

El libro está considerado como una de las obras científicas más importantes de la historia. Causó revuelo en el momento de su publicación porque atribuyó la riqueza de la forma de vida en la Tierra a un proceso mecánico más que a una inteligencia sobrenatural. Es cierto que otros habían sugerido previamente que podría haber cosas como la evolución o la selección natural, pero "El origen de las especies" es el primer trabajo que extrae la mayor consecuencia de estos conceptos.

Aprende más acerca de este tema en https://brainly.com/question/16994577.

Where is amyglada located in a brain ? How does it function ?​

Answers

Short Answer: The amygdala is located in the brain and its functions are related to emotional learning.

Explanation

The amygdala is a brain structure located in the temporal lobe of the brain. Its functions are related to the emotional system of the brain, and memory. In addition, the amygdala has been shown to influence the emotional learning process. The amygdala is mainly responsible for the formation and storage of memories associated with emotional events, so external sensory stimuli reach the basolateral group of the amygdala, where associations are formed with memories of the stimulus (mainly related to fear).


In which of the following stages does the DNA replication and protein
synthesis take place?

Answers

G1 is followed by S phase (synthesis), during which DNA replication takes place. The completion of DNA synthesis is followed by the G2 phase (gap 2), during which cell growth continues and proteins are synthesized in preparation for mitosis.

Ở người, alen A nằm trên NST X quy định máu đông bình thường là trội hoàn toàn so với alen a quy định mù màu. Một cặp vợ chồng sinh con, người vợ bình thường nhưng người chồng bị mù màu. Biết không xảy ra đột biến. Theo lí thuyết, tỉ lệ sinh con bị bệnh chiếm bao nhiêu phần trăm?

Answers

Answer:

Explanation:

có 50% khả năng con cái mắc bệnh

Why is the ability to bioluminesce beneficial? signals may be sent out to communicate an interest in mating it can camouflage the underbelly of the fish by lighting it up the same color as the sea surface so that the fish will be almost invisible to predators swimming below food may be found even in the darkest parts of the ocean or at night the light may momentarily distract predators, allowing the organism a chance to escape all of the above

Answers

Answer:

The correct answer is - All of the above

Explanation:

Food is produced at every part of the earth as it may be found even in the parts that are darkest at night or at the part of ocean. Communication between mates can be done by signals that may sent to show interest in mating, Camouflage is the way to escape or hide by use of the light that may momentarily distract predators as it can camouflage the underbelly of the fish by lighting it up the same color of as the sea surface to make it invisible.

The part of the atom that carries a negative charge is the _____, and the part that carries a positive charge is the _____.

Answers

Answer:

electrons carry negative charge, protons carry positive charge

Which of the following is present in eukaryotes......
A) Cell wall B) Flagellum
C)Diploid nucleus D) membrane bounded organelles

Answers

D. membrane bounded organelles

Answer:

Membrane bounded organelles are present in eukaryotes..

Explanation:

hope it is helpful to

What causes an ionic bond to form between sodium and chlorine?

Answers

Answer:

The loss of an electron

Explanation:When sodium (Na) and chlorine (Cl) are combined, the sodium atoms each lose an electron, forming cations (Na+), and the chlorine atoms each gain an electron to form anions (Cl−

Answer:

"Sodium has 1 electron in its outermost shell, and chlorine has 7 electrons. ... If sodium can transfer it's "spare" electron to chlorine, both atoms will satisfy their full outer shell requirements, and an ionic bond will be formed."

Explanation:

A person who studies about rocks is Called

Answers

Answer:

Petrologist

Explanation:

Petrology, scientific study of rocks that deals with their composition, texture, and structure; their occurrence and distribution; and their origin in relation to physicochemical conditions and geologic processes.

hope it helped

Answer: Is called a petrologist

Explanation: Petrology is the scientific name for the study of rocks and the conditions in which they form so the person who study's petrology is under the term petrologist

HOPE THIS HELPS!!!

Phospholipids are ____________, meaning they have hydrophobic and hydrophilic sections
A. Hydrogenated
B. Amphipathic
C. Saturated
D. Glycogenic

Answers

Answer:

the answer is B

Explanation:

Answer:

B

Explanation:

no explanation for this answer

what process produces oxygen gas in the oxygen cycle?

A. Evaporation
B. Burning
C. Photosynthesis
D. Transpiration

Answers

Photosynthesis

During photosynthesis, plants use sunlight, water, carbon dioxide to create energy and oxygen gas is liberated as a by-product of this process. Sunlight: Sunlight also produces oxygen. Some oxygen gas is produced when the sunlight reacts with water vapour in the atmosphere.

Hope this helps and good luck :))

Phenylketonuria (PKU) is a genetic disease caused by mutation of the PAH gene, which normally produces the enzyme phenylalanine hydroxase. This enzyme is essential for the conversion of the amino acid phenylalanine into tyrosine. Without the enzyme, phenylalanine builds up in the blood and tissues of various body regions. It can produce severe skin discolorations and foul odor, but also intellectual disabilities and behavioral problems. Some people may experience only one type of PKU symptoms and not the others. PKU is an example of

Answers

Answer:

The correct answer is - Pleiotropy.

Explanation:

Pleiotropy is the number of disorders where multiple, and unrelated organ systems are affected in the body of an individual. Phenylketonuria (PKU) is the most cited example of pleiotropy in humans.

It is an inherited disorder that is caused by a deficiency of the enzyme phenylalanine hydroxylase due to mutation in the PAH gene, This enzyme is necessary to convert the essential amino acid phenylalanine to tyrosine. By this disorder, multiple organ systems are affected such as severe skin discolorations and foul odor, and other intellectual disabilities and behavioral problems.

Which of the following is an
example of facilitated
diffusion?
A. liquid molecules colliding with one
another
B. reaching an equal amount of molecules on
both side of a membrane
C. red blood cells allowing glucose to move in
and out
D. cytoplasm keeping an organelle in place

Answers

Not 100% sure but I'm pretty sure it's C. red blood cells allowing glucose to move in and out.

Match the following STDs with their descriptions. 1. can cause sores, rashes, dementia, or blindness gonorrhea 2. can cause burning urination and infertility chlamydia 3. similar to gonorrhea but more likely to be carried unknowingly syphilis 4. parasitic STD causing genital irritation and mild discharge 5 crabs 5. pubic lice that cause itching trichomoniasis 6. untreatable STD causing periodic outbreaks of blisters 1 HPV 7. can cause genital warts or cervical cancer 6 genital herpes

Answers

Answer:

1. Syphilis

2. Gonorrhea

3. Chlamydia

4. Trichomoniasis

5. Crabs

6. Genital herpes

7. HPV

Explanation:

STD is an acronym for sexually transmitted disease and it can be defined as diseases that are easily transmissible or contractable from another person through sexual intercourse. Thus, STD spread from an infected person to an uninfected person while engaging in unprotected sexual intercourse. Some examples of STDs are gonorrhea, chlamydia, syphilis, HIV, HPV, etc.

Generally, contracting STDs has a detrimental effect to a patient because it causes an opening (break) or sore in the body of the carrier (patient) and as such making them vulnerable to diseases that are spread through bodily fluids e.g human immunodeficiency virus (HIV), Hepatitis, staphylococcus, AIDS, etc.

1. Syphilis: can cause sores, rashes, dementia, or blindness.

2. Gonorrhea: can cause burning urination and infertility

3. Chlamydia: similar to gonorrhea but more likely to be carried unknowingly

4. Trichomoniasis: parasitic STD causing genital irritation and mild discharge.

5. Crabs: pubic lice that cause itching.

6. Genital herpes: untreatable STD causing periodic outbreaks of blisters

7. HPV: can cause genital warts or cervical cancer. HPV is an abbreviation for human papillomavirus and it's a virus that causes most common sexually transmitted infection, giving rise to skin or mucous membrane growths (warts).

Answer:

1) syphilis

2) gonorrhea

3) chlamydia

4) trichomoniasis

5) crabs

6) genital herpes

7) HPV

A bacterial cell wall is composed of: A) A polysaccharide consisting of a single type of monosaccharide unit and cross-linking oligopeptides. B) A polysaccharide consisting of 2 types of monosaccharide units and cross-linking oligopeptides. C) A polysaccharide consisting of 3 types of monosaccharide units and cross-linking oligopeptides. D) Two different polysaccharides and 1 type of oligopeptide, which are cross-linked.

Answers

Answer:

B) A polysaccharide consisting of 2 types of monosaccharide units and cross-linking oligopeptides.

Explanation:

A cell can be defined as the fundamental or basic functional, structural and smallest unit of life for all living organisms. Some living organisms are unicellular while others are multicellular in nature.

Also, a unicellular organism refers to a living organism that possess a single-cell while a multicellular organism has many (multiple) cells.

A bacterial cell is made up of peptidoglycan and its main function is to maintain the shape of a cell while preventing it from bursting due to osmotic pressure. Also, the bacterial cell inhibits the passage of larger molecules but allows the free movement (passage) of smaller molecules in the body of a living organism.

Basically, bacterial cell wall comprises a polysaccharide that's typically made up of two (2) types of monosaccharide units and cross-linking oligopeptides.

Is there any plastid in mango seed?

Answers

there are no plastid in a mango seed because

mention 10 forest trees and their botanical names with their uses​

Answers

Answer:

Explanation:

California Box Elder- Acer negundo californicum

Japanese Maple- Acer palmatum

Silk Tree- Albizia julibrissin

Strawberry tree-  Arbutus unedo

Bird of paradise shrub- Caesalpinia gilliesii

Harlequin Glorybower-  Clerodendrum trichotomum

Cypress- Cupressus spec.

Oregon Ash-  Fraxinus latifolia

Sweet Bay- Laurus nobilis 'Saratoga'

Explanation:

I hope its help you

Thank you

The meaning of the term ionic bond

Answers

It is a type of bond that takes place between positively and negatively charged ions. Example on that is sodium chloride

Answer:

A type of Chemical Bonding that includes electrostatic attraction between opposite ions.

Explanation:

Ionic bonds are the attraction of two opposite ions.

An ion is an atom that has a net electric charge.

Pls Answer it for 50 points pls What is arsenic???

Answers

Arsenic is natural element widely distributed in the earth's crust.

There are two forms of arsenic organic and inorganic.

Symbol: As

Electron configuration: [Ar] 3d¹⁰4s²4p³

Atomic number: 33

Atomic mass: 74.9216 u

Electronegativity: 2.18

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No.3 plzz ...?
Any one ​

Answers

2^n=32

n=5

It doesn't really match up with the options so not sure, my best guess would be either choosing 16 or 4. 16 in case the person calculated as 16 times 2 = 32 and 4 bc its the closest.

A pesticide tolerance refers to the a. amount of a pesticide that can be applied to a food and how much of the pesticide that is permitted to remain on the food in the marketplace. b. ability of the liver to detoxify a pesticide c. toxicity of the pesticide in the laboratory d. number of pests that are killed by a selected dose of the pesticide

Answers

Answer:

a. amount of a pesticide that can be applied to a food and how much of the pesticide that is permitted to remain on the food in the marketplace.

Explanation:

Pesticides are chemical substances used to get rid of or kill pests that attack crops on farmlands. These pesticides, although help the farmer to get rid of his pest problem and likely have an increase in yield, are dangerous to human and animal health if consumed.

As set up by the Environmental Protection Agency (EPA), pesticide tolerance is the amount or quantity of pesticide chemical that can be applied to a food and how much of the pesticide that is permitted to remain on the food in the marketplace.

Some of the cell membrane functions are similar to the ________ of the body.

Answers

the skin has cells like that

Diane Dodd raised different fruit fly populations on different food sources. She found that after about 40 generations the evolution of reproductive isolation was under way. The mechanism of evolution responsible for this was Group of answer choices

Answers

Answer:

Natural selection.

Explanation:

Natural selection can be defined as a biological process in which species of living organisms having certain traits that enable them to adapt to environmental factors such as predators, competition for food, climate change, sex mates, etc., tend to survive and reproduce, as well as passing on their genes to subsequent generations.

Simply stated, natural selection entails the survival of the fittest. Therefore, the species that are able to adapt to the environment will increase in number while the ones who can't adapt will die and go into extinction.

In this scenario, the mechanism of evolution responsible for this was natural selection because after about 40 generations the evolution of reproductive isolation was under way for the fruit fly. Thus, the more the offsprings that are reproduced by the parent organism, the more likely are they to survive.

Additionally, there is a better chance of having good or beneficial traits being passed from the parent organism to her offsprings.

After Frida stops exercising, she continues to breathe heavily. What is most likely occurring in her body?
a. Heavy breathing during exercise has produced an oxygen surplus in her muscles. This oxygen is being transported to her lungs. This is a result of aerobic respiration.
b. Heavy breathing during exercise has produced a carbon dioxide surplus in her muscles. Lactate is being transported to her liver. This is a result of aerobic respiration.
c. Strenuous exercise has caused her body to be in carbon dioxide debt, and she is breathing hard while lactate is transported to the liver. This is a result of anaerobic respiration.
d. Strenuous exercise has caused her body to be in oxygen debt, and she is breathing hard while lactate is transported to the liver. This is a result of anaerobic respiration.

Answers

Answer:

D. Strenuous exercise has caused her body to be in oxygen debt, and she is breathing hard while lactate is transported to the liver. This is a result of anaerobic respiration.

Explanation:

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