The pressurized seeds and spores have the ability to spread, helping the organism reproduce. In plants, it allows them to reduce competition by flinging the seeds far away so that their offspring don’t compete for resources. For the fungus, it allows the parent to fling the spores into the grass so that when the horse eats them, the life cycle of the fungus continues.
(exact answer provided by the system)
The term "hearing impaired" is preferred by most deaf adults. true false
Which of the following events encouraged Somali fishers to become modern-day pirates?
A. The Somali government's inability to protect its resources
B. Attack
s by international pirates on Somali fishers
C. The illegal entry of cargo ships into Somali waters
D. Legal fishing in Somali waters by international fishers
Answer:
A.
Explanation:
Legal fishing in Somali waters by international fishers encouraged Somali fishers to become modern-day pirates. Therefore, option (D) is correct.
Who were Somali fishers?Somali fishers are individuals who work in the fishing industry in Somalia, a country located in the Horn of Africa. Due to a lack of effective government control and the effects of overfishing by foreign fleets, Somali fishers have faced significant challenges in recent years. The depletion of fish stocks in Somali waters has made it difficult for local fishers to make a living, leading some to turn to piracy as a means of survival.
In addition, the activities of international ships, including illegal fishing and dumping of toxic waste, have further damaged the environment and the livelihoods of local fishers. The issue of Somali piracy has become a complex problem involving economic, environmental, and political factors.
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Which structure provides a protective outer covering for bones and assists with fracture repair?
The hormone epinephrine binds to β adrenergic receptors on smooth muscle cells of the bronchioles, causing them to dilate (increase in diameter). thyroid hormone is essential for the synthesis of β adrenergic receptors; therefore, in the absence of thyroid hormone, epinephrine cannot trigger bronchodilation. this concept is known as __________.
One of the characteristics of a nutritious diet is that the foods provide enough of each essential nutrient, fiber and energy. this principle of diet planning is called:
This type of farming practice helps preserve soil conservation by planting crops on the tops of hills.
Several atmospheric gases contribute to global warming: carbon dioxide, methane, and nitrous oxide. Considering this, which choice would do the LEAST to directly reduce atmospheric carbon dioxide. That is...
the answer is D.he conversion of restaurant grease to bio-diesel fuel for use by motorists.
D) the conversion of restaurant grease to bio-diesel fuel for use by motorists.
Structural unemployment can be caused by ____________.
What is the species name of a frog that is between 1.5 and 6 inches long, has warts on its skin, and has a triangular mark between its eyes? question 3 options: bufo boreas litoria caerulea pseudacris crucifer acris crepitans?
What is the species name of a frog that is between 1.5 and 6 inches long, has warts on its skin, and has a triangular mark between its eyes?
A.
Bufo boreas
B.
Acris crepitans
C.
Litoria caerulea
D.
Pseudacris crucifer
-->Acris Crepitans is the correct answer.
What is the term given to the genetic makeup of the organism?
Identify the two main regions of a typical mollusk's body
The ________ is the area of the brain where higher level thinking and self-regulation occur.
If you looked at unknown cells under a microscope, what could lead you to correctly conclude that they are prokaryotic cells
______________ is the tendency of new parts of the brain to take up the functions of the injured parts.
which of the following separates layers of different density?
A)Incline
B)Halocline
C)Thermocline
D)pycnocline
Answer:pycnocline
Explanation:
I just had a question that was the opposite, instead of asking density and the answer is pycnocline, mine was asking pycnocline and the answer was density
Tetrodotoxin (ttx) is a neurotoxin that blocks voltage-gated na+ channels. what will happen in an organism that ingests ttx? all of the above in sufficient quantities, it will be fatal in the organism. action potentials will be impaired. neurotransmitter release will be impaired.
Tetrodotoxin (TTX) ingestion impedes action potential generation by blocking voltage-gated Na+ channels, likely resulting in neurotransmitter release impairment, muscle paralysis, and in high volumes, fatal outcomes due to respiratory failure.
Explanation:Effects of Tetrodotoxin (TTX) on NeurotransmissionTetrodotoxin (TTX) is a potent neurotoxin that can have a severe impact on an organism's nervous system by blocking voltage-gated Na+ channels. If an organism ingests TTX, it will interfere with the normal generation and propagation of action potentials, as those are reliant on the influx of sodium ions during the depolarization phase. In sufficient quantities, TTX can be fatal, causing impairment in the release of neurotransmitters and leading to paralysis, which includes the muscles involved in breathing, ultimately resulting in respiratory failure.
Neurotoxins like TTX demonstrate the critical roles that neurotransmitters and their receptors play in maintaining vital functions. Other toxins such as botulinum toxin, tetanus toxin, and d-tubocurarine have unique mechanisms but similarly disrupt neurotransmission, leading to paralysis or uncontrollable muscle contractions. For instance, tetanus toxin inhibits the release of inhibitory neurotransmitters like GABA, causing excessive muscle contractions and potentially death by asphyxiation.
Cases of toxin-induced neurological dysfunction underscore the importance of intact neurotransmission for overall health and survival. The study of these toxins has not only provided insights into neurological function but also has given rise to therapeutic applications, such as the use of botulinum toxin in small doses to treat certain medical conditions.
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During cellular respiration, energy is stored in the form of _______.
oxygen
water
ATP
food,
Continuous cell lines differ from primary cell lines in that question 12 options:
a.viruses can be grown in continuous cell lines.
b.continuous cell lines can be maintained through an indefinite number of generations.
c.continuous cell lines always have to be reisolated from animal tissues.
d.continuous cell lines are derived from primary cell lines.
e.continuous cell lines are from human embryos.
Continuous cell lines can be propagated indefinitely, while primary cell lines have a limited lifespan.
Option (b) is correct.
Continuous cell lines differ from primary cell lines in that they can be maintained and propagated through an indefinite number of generations, whereas primary cell lines have a limited lifespan and eventually undergo senescence or cell death.
Continuous cell lines are derived from primary cell lines through a process called immortalization, where they acquire the ability to divide indefinitely. These cell lines are often used in research laboratories and biotechnology applications because of their ability to provide a continuous and consistent source of cells.
Unlike primary cell lines, continuous cell lines do not need to be reisolated from animal tissues repeatedly. They can be cultured in the laboratory under specific conditions, and they are widely used for studying cell biology, drug testing, vaccine development, and viral propagation, among other applications.
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The loss of a fetus before the 20th week of pregnancy is referred to as a(n) ___________. The medical term is spontaneous abortion, but the condition is not an abortion in the common definition of the term. A) toxemia. B) miscarriage. C) ectopic pregnancy. D) embryonic pregnancy.
the answer is mscarriage, b.
"what advantage do organisms that reproduce sexually have over organisms that reproduce asexually?"
How do physical traits (adaptations) get passed on to offspring and inherited by a population?
A minimum of 100 years of isolation is required for two populations to accumulate enough differences to be considered different species. true or false: a minimum of 100 years of isolation is required for two populations to accumulate enough differences to be considered different species.
a. True
b. False
Name one negative consequence of exponential human population growth.
greater biodiversity
increased pollution
longer life expectancy
Answer:
The correct answer is "B" increased pollution
Explanation:
got it on USAtestprep ;D
Circulatory systems compensate for _____. circulatory systems compensate for _____. the problem of communication systems involving only the nervous system the need to cushion animals from trauma temperature differences between the lungs and the active tissue the slow rate at which diffusion occurs over large distances
The circulatory system compensates for the slow rate at which diffusion occurs over large distances, facilitating efficient transport of materials within the body. Additionally, it also compensates for the limitations of having only the nervous system for communication by disseminating signals broadly to the body via hormones and other messengers.
Explanation:The circulatory system compensates for the slow rate at which diffusion occurs over large distances, amongst other functions. Within the body, materials like oxygen, nutrients, and waste products need to be transported from one region to another. Relying on simple diffusion would be quite inefficient due to the slow rate at which it processes. Therefore, the circulatory system acts as a network of highways, speeding up the transport process significantly.
Furthermore, it's critical to understand that the circulatory system also compensates for the problem of communication systems involving only the nervous system. While the nervous system is crucial for fast and targeted responses, the circulatory system disseminates hormones and other signals broadly to the entire body. It’s a slower communication method, but it affects all parts of the body simultaneously, which can be beneficial for many types of responses.
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Bacitracin blocks the transport of nag and nam across the cytoplasmic membrane to the cell wall. like other antimicrobials that block cell wall synthesis, this would result in weak cell walls and __________.
Bacitracin is an antibiotic that inhibits bacterial cell wall synthesis, causing the cell wall to weaken and eventually leading to cell lysis or the bursting of the cell due to osmotic pressure. This means that the bacitracin is particularly effective against certain types of bacteria, while not harming human cells. It is commonly used in topical ointments due to potential kidney damage from prolonged use.
Explanation:Bacitracin is a peptide antibiotic that inhibits bacterial cell wall synthesis by blocking the movement of peptidoglycan precursors, N-acetylglucosamine (NAG) and N-acetylmuramic acid (NAM), across the cell membrane. The cell wall becomes weak due to insufficient peptidoglycan, a major component of the cell wall in bacteria. This results in cell lysis, where the cell bursts due to osmotic pressure because the cell wall can't hold the cell contents.
Bacitracin, like other cell wall synthesis inhibitors such as B-lactams and glycopeptides, exhibits selective toxicity as it targets a feature not present in human cells - peptidoglycan in the cell wall. Antibacterials like bacitracin are effective and popular because they do not harm human cells at the same time as they kill bacterial cells, which makes them particularly potent against Gram-positive bacteria like Staphylococcus and Streptococcus commonly found on the skin. However, it's important to note that prolonged use of bacitracin can lead to kidney damage, so it is often used in combination with other antibiotics like neomycin and polymyxin in topical ointments such as Neosporin.
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Insertion of a narrow flexible tube, or catheter, through a blood vessel into the heart to withdraw blood samples, measure pressures, and inject contrast medium for imaging purposes is ________. (2 words)
A journal whose articles are critically reviewed by experts in the field is called a:
A journal whose articles are critically reviewed by experts in the field is called a: peer reviewed journal.
Peer reviewed journals also known as scholarly journals, are journals that contain articles written by experts and are critically reviewed by many other experts in the field before the publication of the journal in order to ensure that the article is of good quality. When reviewing the journals, the reviewers do not know the article’s author, so that the article fails or succeeds based on its own value and not the owner’s reputation.
Where should the origin of jointed appendages be placed on the phylogenetic tree?
Moss spores form inside capsules that break open and shoot spores into the environment. Which does not help carry these spores to new areas? water
rhizoids
animals
wind
Yesterday nadia consumed 250 grams of carbohydrate, 75 grams of protein, and 60 grams of fat. 57) what percentage of calories of her day's intake came from fat?