I don’t get this can someone explain would be appreciated :)
What organism that tends to be found in raw poultry, eggs, unwashed fruit, unpasteurized milk and is one of the most common causes of foodborne illness in the united states?
Answer: Salmonella
Salmonella, a bacterium found in foods, including raw poultry, eggs (egg shells and inside eggs) unwashed fruit, and unpasteurized milk. It is also present on seafood, .
It is one of the most common causes of foodborne illness in the united states.
Answer is Salmonella
Baby sea turtles hatch underground, automatically dig upward toward the sky, scurry toward the waves! This is a example of what behavior
The Correct answer to your question is
Innate
One of the best strategies for controlling infectious disease is:
The units of genetic distance derived from bacterial conjugation studies are called _____.
a. seconds
b. map units
c. centimorgans
d. recombination units
e. minutes
Which best explains why antibiotics are ineffective in treating viral infections?
What is most likely the cause of the differences in the birds in the picture?
A) interbreeding
B) change in diet
C) mutations in DNA
Eliminate
D) mutagens in the environment
c) mutations in DNA (is the right answer)
A species of finch has been studied on one of the geographically isolated Galapagos Islands for many years. Since the island is small, the lineage of every bird for several generations is known. This allows a family tree of each bird to be developed. Some family groups have survived and others have died out. The groups that survive probably have:
A) Interbred with other species
B) Inherited some advantageous variations
C) Found new places on the island to live
D) Been attacked by more predators
In a geographically isolated environment, species like the finches in the Galapagos Islands that have inherited advantageous variations are more likely to survive and reproduce over generations. These beneficial traits provide an advantage in their specific environment, leading to the survival of some family groups.
Explanation:The survival or extinction of a species in a particular environment is largely based on the principles of natural selection. When a species of bird, such as the finch in this scenario, lives in a geographically isolated area, it is more likely to survive if it has inherited advantageous variations (option B). These variations could range from physiological traits that help them exploit certain resources more effectively to behavioral traits that increase their reproductive success.
Over the course of several generations, species that have developed these advantageous traits are more likely to survive and reproduce. This is because these traits provide an advantage in the specific environment of the Galapagos Islands allowing them to better compete for resources, avoid predators, or tolerate local environmental conditions. Over time, these traits become more common in the population leading to the survival of some family groups and the extinction of others that lack these beneficial traits.
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Which type of aneurysm is detectable on palpation as a pulsating mass in an area around the umbilicus?
An abdominal aortic aneurysm is a type of aneurysm that is detectable as a pulsating mass around the umbilicus, commonly found in individuals with certain risk factors and diagnosed through an abdominal ultrasound.
The type of aneurysm that is detectable on palpation as a pulsating mass in an area around the umbilicus is referred to as an abdominal aortic aneurysm (AAA). This condition occurs when there is a localized dilation and weakening of the abdominal aorta, which can be felt as a pulsating mass near the navel. People with risk factors such as smoking, hypertension, hypercholesterolemia, and atherosclerosis are more likely to develop aneurysms, including AAAs. Diagnosis is often made via abdominal ultrasound, and treatment may include surgical repair or medication management, depending on the size and severity of the aneurysm.
Which nonverbal cues most likely indicate that a person is open to a conversation? check all that apply. eye contact crossed arms smiling mouth monotone voice relaxed body language?
Eye contact, relaxed body language, and smiling are nonverbal cues indicating openness to conversation. Crossed arms and monotone voice may suggest the opposite. Nonverbal communication is a significant part of conveying messages effectively.
Explanation:Nonverbal cues that most likely indicate a person is open to a conversation include making eye contact, having a relaxed body language, and smiling. Direct eye contact signifies engagement and attentiveness, while a relaxed posture suggests comfortability and openness. Smiling conveys friendliness and warmth, encouraging interaction. Conversely, crossed arms might suggest defensiveness or a lack of interest, and a monotone voice could imply disengagement or indifference towards the conversation. It's essential to consider these nonverbal indicators, as research has shown that a significant percentage of communication is conveyed through them. It's also important to align body language with the spoken words to effectively communicate and ensure the message is received as intended.
Low blood pressure that occurs on standing up is known as ____.
a. chronic venous insufficiency
b. raynaud's disease
c. leukopenia
d. orthostatic hypotension
The right option is d. Orthostatic hypotension
Orthostatic hypotension is a form of low blood pressure that occurs on standing up from sitting or lying down. It is caused as a result of blood loss, dehydration or aneamia. The most common symptom of orthostatic hypotension is lightheadedness or dizziness which usually last less than a few minutes.
All sensory nerve impulses except smell are routed through the
Answer:
The correct answer will be the thalamus.
Explanation:
Thalamus is an olive shaped part of the brain located below the mid brain but above brain stem.
This part of the brain is also known as relay and processing part of the brain as it is the hub of the sensory neurons. The thalamus nuclei analyses the sensory impulses and then processes these sensory signals to different parts of the cerebral cortex.
Thus, the thalamus is the correct answer.
BRAINLIESTTTT ASAP!!!
1. Which statement is true about sodium chloride (NaCl)?
It is a salt because it decreases the concentration of metallic ions.
It is an acid because it is formed by the reaction of a salt and an acid.
It is a salt because it is formed by the reaction of an acid and a base.
It is an acid because it increases the concentration of nonmetallic ions.
2. Which of the following increases the concentration of OH- ions?
Acid
Base
Water
Salt
Answer:
1 it is a salt because it is formed by the reaction of an acid and a base
2 base
Explanation:
I know this
Living things require energy to grow and reproduce and to carry out different cell processes. certain cells can capture energy from the sun through the process of what
These cells can capture energy from the sun through the process of photosynthesis.
What is photosynthesis?Plants are living things that exist on both land and in water and contain chlorophyll. They come in a variety of colors, shapes, and sizes. Since they are autotrophic organisms, photosynthesis is how they obtain their food.
Food is produced in the leaves through the process of photosynthesis, and it is then transported throughout the plant by phloem. Diffusion is the mechanism that moves the sugar molecules to the phloem.
Carbon dioxide is converted into glucose and oxygen during photosynthesis, the process by which plants and other autotrophic organisms produce food.
Therefore, the process of photosynthesis allows these cells to absorb solar energy.
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Guinea pig coat color is determined by a single gene. The allele for black coat color is dominant to brown. In a cross between two black-haired guinea pigs, 20 offspring are born. If both parents were heterozygous, probability would predict that approximately how many of the 20 offspring would have brown hair?
Answer: 5
The representation of the genotypes of heterozygous parents with dominant black coat is: Bb
In F1 generation by the cross of parents, the type of hair colour of the offspring can be predicted by punnet squares.
Offspring that are homozygous dominant (bb): 1 out of 4 or 1/4=25%
For 20 offsprings, the number of offsprings with brown hair=( ¼)20= 5
the organ that transports the ovum to the uterus is the
When injected, benzedrine, dexedrine, and methamphetamine increase the release of serotonin, norepinephrine, and ______________ in the brain?
Which of the following statements are true about genetic engineering?
1: Pieces of DNA from two different organisms are joined.
2: Genes from complex organisms such as animals can be inserted into bacteria or yeast.
3: There are no known risks for genetic engineering.
4: Genetic engineering is used to produce large amounts of proteins to treat certain diseases, like insulin for diabetes.
1 and 2 only
1 and 3 only
1, 2 and 4 only
1, 2, 3 and 4
For genetic engineering, pieces of DNA from different organisms are joined, and genes from complex organisms can be inserted into less complex ones.
What is genetic engineering?It is the application of technology in biology such that the genomes of organisms can be modified with desired traits.
Using genetic engineering, the DNA of an organism can be modified with the DNA of another organism. Genes of complex organisms can be inserted into simple organisms for study.
Genetic engineering has several applications, including in agriculture, medicine, etc. It has been used to produce drugs to treat different diseases in humans.
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The oak tree fungal pathogen, phytophthora ramorum, has migrated eight hundred kilometers in fifteen years. west nile virus spread from new york state to forty-six other states in five years. the difference in the rate of spread is probably related to
What are the two functions of the tnp gene in pvjt128?
A 9-month old baby with a macular rash is brought to the hospital. parents report that the rash started on the face, spread to the rest of the body, and was preceded with coldlike symptoms. there are small reddish spots in the baby's mouth. what is the diagnosis? a 9-month old baby with a macular rash is brought to the hospital. parents report that the rash started on the face, spread to the rest of the body, and was preceded with coldlike symptoms. there are small reddish spots in the baby's mouth. what is the diagnosis? smallpox rubeola chickenpox shingles
The diagnosis for the baby's macular rash could be measles, a highly contagious viral infection that causes a high fever, conjunctivitis, sore throat, and a characteristic rash that starts on the face and spreads to the extremities.
Explanation:The diagnosis for the 9-month-old baby with a macular rash that started on the face, spread to the rest of the body, and was preceded by coldlike symptoms, along with small reddish spots in the mouth, could be measles. Measles is a highly contagious viral infection that causes a high fever, conjunctivitis, sore throat, and a characteristic rash that starts on the face and spreads to the extremities. The presence of Koplik's spots in the mouth is a classic diagnostic sign of measles.
To confirm the diagnosis, serological tests can be performed. Treatment for measles focuses on managing symptoms, but the disease usually resolves without treatment within a week.
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which cell organelle provides instructions to the Golke apparatus on where the substances should be delivered?
The proteins and dna of organisms that share a recent common ancestor are more ____________________ than the proteins and dna of organisms that do not share a recent common ancestor.
The most common bacterial sexually transmitted disease in north america, with symptoms of urethral and vaginal discharge, is:
What two structures make up a single replicated chromosome pogil?
Prophase Chromosome replication makes replicas visible (coil up). Two identical chromatids make up each replicated chromosome. The nuclear membrane begins to break down when spindle fibers develop. Metaphase The center of the cell is lined up with replicated chromosomes.
What is chromosome ?A chromosome is a lengthy DNA molecule that contains all or a portion of an organism's genetic code. The very long, thin DNA fibers in most chromosomes are covered with packing proteins; in eukaryotic cells, the histones are the most significant of these proteins.
One of a chromosome's two identical halves that has been replicated in preparation for cell division is known as a chromatid. The centromere, a constrictive area of the chromosome, is where the two "sister" chromatids are linked.
The original cell's cytoplasm is now split into two daughter cells as the cell goes through a process known as cytokinesis. Only one set of chromosomes, or half as many as the original cell's total number, are present in each haploid daughter cell.
Thus, Prophase Chromosome replication makes replicas visible (coil up).
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Sedative-hypnotic agents bind to which receptors in the brain?
Sedative-hypnotic agents bind to GABA receptors in the brain.
Explanation:Sedative-hypnotic agents bind to gamma-aminobutyric acid (GABA) receptors in the brain.
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Can you use different gender urine if on period for drug test
immunological memory accounts for _____.
Immunological memory accounts for the adaptive immune system's rapid and efficient response to previously encountered pathogens. Memory cells initiated by an initial encounter persist in the body and provide a quicker, stronger response in case of reinfection.
Explanation:Immunological memory is a fundamental feature of the adaptive immune system that accounts for the rapid and efficient response of the immune system to pathogens that the body has previously encountered. This heightened response is what underlies the principle of vaccination. When the immune system first encounters a pathogen, it mounts a primary immune response. After clearing the infection, a small number of the activated cells (called memory cells) persist in the body. These memory cells can recognize the same pathogen if the body encounters it again, and can initiate a faster and stronger immune response (secondary immune response) compared to the primary response. This is the reason why reinfections are generally milder or even asymptomatic.
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Immunological memory is the capability of the adaptive immune system to mount a faster and stronger response when reintroduced to a previously encountered pathogen. This is facilitated by memory cells that remembered the specific antigens from the primary immune response. Upon re-exposure, these cells rapidly react, often nullifying the pathogen before disease symptoms manifest.
Explanation:Immunological memory accounts for the ability of the adaptive immune system to mount a stronger and faster response upon re-exposure to a pathogen. This happens due to the development of memory cells during a primary immune response, a phenomenon managed by the adaptive immune system with minimal reliance on cues from the innate response. During this primary response, B and T cells mature into effector cells, and a subset of the naive populations differentiates into B and T memory cells with the same antigen specificities. Therefore, subsequent exposure to the same pathogen provokes a quick, powerful response by these memory cells, often overwhelming the pathogen before it can cause symptoms of disease.
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The main components of physical fitness are cardiorespiratory fitness, flexibility, body composition, and __________. the main components of physical fitness are cardiorespiratory fitness, flexibility, body composition, and __________. mental readiness digestive regularity musculoskeletal fitness physical discipline
The main components of physical fitness are cardiorespiratory fitness, flexibility, body composition, and musculoskeletal fitness.
Cardiorespiratory fitness measures how well the circulatory and respiratory systems transport oxygen to muscles during extended physical activity. Aerobic endurance and VO2 max measure it. Flexibility refers to joint motion and muscle and tendon stretching without harm. Flexibility improves posture, muscular balance, and movement.
Musculoskeletal fitness emphasises bone and muscle strength, endurance, and power. Muscular strength, endurance, and bone density are crucial for strength, stability, and injury prevention. Overall physical fitness promotes good health, functional movement, and quality of life.
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A central nervous system depressant that produces a false feeling of well-being and efficiency and results in slower reaction time to stimulation is ________.
Alcohol is a central nervous system depressant that produces a false feeling of well-being and efficiency and results in slower reaction time to stimulation. Alcohol influences the brain activity and consciousness by hindering the flow of messages from nerve receptors to the brain. This thereby changes one’s perceptions, emotions, and senses.