One of the most feasible method of figuring out to which other hominin species H. Floresiensis was most closely related is by using the "long answer" from phylogenetics.
Phylogenetics is the scientific field of studying the evolutionary history of organisms and their relationships. The most feasible method of figuring out to which other hominin species H. Floresiensis was most closely related is by using the "long answer" from phylogenetics.Using phylogenetics, it is possible to compare the genetic material of different hominin species, including H. Floresiensis, to determine their evolutionary relationships. Specifically, by examining differences and similarities in DNA sequences, scientists can create a phylogenetic tree that shows the evolutionary relationships between different species.
Phylogenetics provides a valuable tool for studying the evolutionary history of hominins, including H. Floresiensis. By comparing genetic material, it is possible to determine which other hominin species H. Floresiensis is most closely related to and how it fits into the broader evolutionary history of hominins. While phylogenetics is not the only method of studying hominin evolution, it is one of the most powerful and effective methods available.
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What are the components of the Earth System and explain and/or give an example of how they interact with each other.
Answer: These subsystems are interconnected by processes and cycles, which, over time, intermittently store, transform and/or transfer matter and energy throughout the whole Earth system in ways that are governed by the laws of conservation of matter and energy
Explanation:the explanatain is in the answer
A 32 hispanic female has come to the clinic today for a comprehensive assessment
What are your primary concerns for this patient and what assessment would be associated with your concerns and why ?
Primary concerns for this patient may include assessing for any existing health conditions, family history, social determinants of health, mental health, and access to healthcare.
Assessment may involve taking a detailed medical history, conducting a physical examination, ordering lab tests or diagnostic imaging, and referring the patient to appropriate specialists if needed. The patient's ethnicity and gender may also be important factors to consider in the assessment, as certain health conditions may be more prevalent in specific populations.
It is important to take a comprehensive approach to the assessment in order to identify any potential health risks or concerns and develop an appropriate treatment plan for the patient.
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What is weight measured in
A grams
B Kilograms
C Metric Tons
D pounds
Concept: Unit Representation
You have weight which is commonly represented in SI units of KG In the US metrical units are poundsYour answer depends on which metric you are referring to.state two important changes that chromosoms must undergo before cell divsion can take place
Before the process of cell division can occur, the chromosomes undergo two crucial changes. The first is the replication of DNA, and the second is the condensation of chromatin into chromosomes.Chromosomes are composed of a condensed version of chromatin.
They are formed when chromatin is compressed into a smaller size by a series of changes to its shape, structure, and packing. Chromosomes are required for cell division because they allow for DNA replication and segregation. The second important change that chromosomes must undergo is DNA replication. DNA replication occurs in preparation for cell division. In this process, the double-stranded DNA molecule unwinds and separates into two complementary strands, each of which serves as a template for the synthesis of a new complementary strand.
DNA replication results in the production of two identical copies of the original DNA molecule. Chromosomes play a critical role in cell division. They undergo two crucial changes, which include the replication of DNA and the condensation of chromatin into chromosomes.
DNA replication is the process of unwinding and separating the double-stranded DNA molecule into two complementary strands. Chromatin is compressed into a smaller size by a series of changes to its shape, structure, and packing, resulting in the formation of chromosomes.
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how hydrosphere affects the flow of matter and energy on Earth
Answer:
Water sculpts landforms through erosion and the movement of minerals, it hydrates life on the planet, and plays a role in the transfer of energy from terrestrial to aquatic systems.
Explanation:
stress-induced sympathetic stimulation of the adrenal medulla causes the secretion of catecholamines, which include:
The stress-induced sympathetic stimulation of the adrenal medulla causes the secretion of catecholamines which include Epinephrine and norepinephrine.
The adrenal medulla secretes catecholamines hormones that help the body respond to stress. Catecholamines include epinephrine and norepinephrine, also known as epinephrine and norepinephrine. Under stress, the adrenal glands respond quickly by increasing the secretion of glucocorticoids and catecholamines into circulation.
These hormones in turn affect metabolism supplying energy to the vascular system to raise blood pressure and prevent the immune system from becoming over-activated. Visceral stimulation is the physiological stimulation of catecholamine secretion. Her ACh is released from nerve endings in the adrenal medulla when splanchnic nerves are stimulated.
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Sympathetic stimulation by stress in the adrenal medulla causes the secretion of the catecholamines epinephrine and norepinephrine.
A type of neurohormone (a chemical substance made by nerve cells and used to send signals to other cells). Catecholamines are important in stress responses. High levels can cause high blood pressure, headaches, sweating, heart palpitations, chest pain, and anxiety. Epinephrine is also known as adrenaline.
A catecholamine test measures the amount of these hormones in the urine or blood. Higher than normal levels of dopamine, norepinephrine, and/or epinephrine can be signs of a serious health condition.
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Q2. If a person was interested how light passes through clear substances, what field of science would be the best course of study?
quantum mechanics
electromagnetism
thermodynamics
optics
Answer:
optics
Explanation:
Which component of blood allows oxygen from the air to move from the lungs to cells of the body?
white blood cells
platelets
plasma
red blood cells
Oxygen is very essential for the survival of organisms. The component of blood enable oxygen from the environment to move from the lungs to cells of the body are red blood cells.
What are red blood cells?Red blood cells, also known as red blood corpuscles, haematids, erythroid cells, and erythrocytes.
These are the most prevalent form of cells of blood and the vertebrate's primary mechanism of supplying oxygen to body tissues through blood flow with the help of hemoglobin.
It has hemoglobin that helps for the transport of oxygen from lungs to cells of body.
Thus, the correct option is D.
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1. For each of the genotypes (letters) listed, write a phenotype (description).
In pea plants, purple flowers are dominant to white.
PP = purple
Pp =
PP =
In guinea pigs, short hair is dominant to long hair.
HH =
Hh =
hh =
What is the purpose of a cell having both a Rough
and Smooth Endoplasmic Reticulum?
Answer:
It participates in the synthesis of lipids and it plays a role for the start of glycosylation and detoxification of cells and of course the storage of calcium.
Explanation:
A solution outside of a cell that contains an equal water concentration with the cytoplasm of a cell is called:
Answer:
isotonicity
Explanation:
If the solute concentration outside the cell is the same as inside the cell, and the solutes cannot cross the membrane, then that solution is isotonic to the cell.
Will give brainliest
Characteristics of temperate grasslands include which of the following?
High temperature and precipitation
Distinct seasons, low precipitation
Wet and dry seasons, high temperatures
High temperatures, low summer rainfall
Answer:
Distinct seasons, low precipitation
Explanation:
-
Hope that helps
Answer:
Distinct seasons, low precipitation
Explanation:
-
Hope that helps
Many types of plants produce fruit which is eaten by animals. The seeds of these plants are typically undigestible. Which of the following is an advantage for plants having undigestible seeds? It allows seeds to reside in the gut until conditions are appropriate for germination. It ensures that flowers of these plants will be pollinated. It allows the seeds to be dispersed into other areas. It provides a source of nutrients for the germinating seed.
The advantage for plants having undigestible seeds is that it allows seeds to reside in the gut until conditions are appropriate for germination.
Fruits are a source of nutrition for animals that consume them, and they are also a means of seed distribution for plants that produce them. Many types of plants generate fruit that is consumed by animals; nevertheless, the seeds of such plants are usually indigestible. As a result, the seeds can be dispersed into new areas by animals that eat the fruit.
However, having undigestible seeds provides a distinct benefit to plants: it allows seeds to reside in the gut until conditions are appropriate for germination, which aids in seed growth and germination.
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According to the description and the principle or law of superposition, we can expect that trilobites are found in layer E, corals in layer D, amphibians in layer C, dinosaurs in layer B and birds in layer A.
What is the principle or law of superposition?The principle or law of superposition is a widely accepted law in geology and paleontology that states the youngest fossils and rocks are found in the upper layers of a stratum, while the older fossils or rocks are located at the bottom.
In this case, we can suppose the order of the fossils because we have info about the evolution of each taxonomic group.
Therefore, with this data, we can see that according to the principle or law of superposition birds are located in the upper while trilobites are expected to be found at the bottom.
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Help plssss brainliest involved
Answer:
\(a) objective = 4x \: \times 4x = 16x \\ b)4x \: \times 10x = 40x \\ c)40x \times 10x = 400x\)
Plant cells have a special organelle that helps them to make their own food. What is that
organelle called?
O Photosynthesis
O Chloroplast
O Mitochondria
Cell Wall
Answer:
photosynthesis
Explanation:
it helps make food
Answer:
Chloroplast.
Explanation:
Photosythisis is the process in which the plant uses sunlight a energy to make it's own food called glucose. Oxygen also comes from this process. Mitochondria is a part in the cell that creates biochemical processes of respiration and energy production occur. A cell wall the outer layer of some cells that protects it. Chloroplast contains chlorophyll and in which photosynthesis takes place.
what are 3 parts of a nucleotide?
Answer:
The three parts of a nucleotide are:
- A phosphate group
- Nitrogenous base
- Five-carbon atoms
Explanation:
These are the three parts that make up a nucleotide.
What is the one difference between the head and tails of a phospholipid in the cell membrane?
The head is repelled by water and the tails are attracted to water.
The head transports waste material and the tails transport ions.
The head transports ions and the tails transport waste material.
The head is attracted to water and the tails are repelled by water.
In the cell membrane phospholipids have a head and tail, the head having groups that are hydrophilic to water and the tails are hydrophobic in nature, hence option d is correct.
What is a phospholipid cell membrane?A phospholipid has a head and a tail. The phosphate group is located in the "head" of the molecule, which is hydrophilic, which means it will dissolve in water.
The "tail" of the molecule is made up of two hydrophobic fatty acids that do not dissolve in water. The heads (phosphate) are polar, but the tails (lipid) are non-polar.
The heads, which compose the exterior and inner linings, are "hydrophilic" (love water), but the tails, which face the cell membrane's interior, are "hydrophobic" (water-fearing) The phospholipids are the most prevalent membrane lipids.
Therefore due to the hydrophobic nature of the tail and the hydrophilic nature of the head, hence option d is correct.
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Which of the following mutations would most likely be passed along to an organism's
offspring?
A. Mutation that occur during crossing over during the prophase stage of mitosis
B. Mutations that occur in both DNA strands synthesize do the S-phase of mitotic cell cycle
C. Mutations that involve translocation of chromosomes in gametes
during meiosis
D. Mutations that occur in Somatic cells During cell division
Mutations that involve the translocation of chromosomes in gametes during meiosis are likely to be passed to offspring (Option C). It is because mutations are inherited from germinal cells.
Mutations and MeiosisMeiosis is a cell division by which a cell produces four daughter germinal cells having half of the genetic material.
Moreover, a mutation is any alteration in the genetic material of the genome of an organism.
Germinal mutations can be inherited because they occur in the germinal meiotic cells, whereas mitotic (somatic) cells are not inherited.
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Which cell structures are MOST DIRECTLY involved in protein synthesis in cells?
cell wall and nucleus
vacuoles and ribosomes
cell membrane and cytoplasm
nucleus and ribosomes
Answer FAST
What is Isotonic solution??
Answer:
An isotonic solution is one that has the same osmolarity, or solute concentration, as another solution. If these two solutions are separated by a semipermeable membrane, water will flow in equal parts out of each solution and into the other.
Answer:Isotonic solutions contain equal concentrations of impermeable solutes on either side of the membrane and so the cell neither swells nor shrinks.
Explanation:does that help you
According to the theory plate tectonics the earth crust is broken into about 12 plates that float on horror softer rocks in the underlying mantle these plates move about the earth just inches each year these slight movements are responsible in great part for earthquakes and volcanoes that happen on earth what is the source of energy that drives this plate movement
Answer:
The source of energy that drives this plate movement is the earth´s core, where the internal heat produces forces and convection movements that move the plates.
Explanation:
Plates can move due to the intense heat produced in the earth´s core. This heat makes melt material move in the mantle. This movement is known as convection. This is the process by which energy is transmitted in a fluid through currents. Convection currents make tectonic plates move.
The convection currents are the result of heating by temperature gradients. While the hot mantle emerges from the deepest areas near the core, the cold mantle sinks, creating a circular convection current. These play an important role in fluids circulation and might be responsible for the movements of the lithospheric plates that are over the mantle. The temperature in the oceanic lithospheric plates is much inferior to the mantle´s temperature, so the lithospheric pieces sink, creating a descendent current.
Near the terrestrial core, the temperature might reach up to 3,500ºC, and solid materials in these areas melt and fuse. When fusing, materials lose density, becoming lighter and ascending again to the surface, creating the ascending currents. The currents of ascending materials are known as thermal feathers or plumes.
Adding or removing heat from a system may result in a temperature change. Ben found a penny outside on the hot sidewalk. He brought it inside and added it to a cup of room temperature water. What will happen to the penny’s temperature once he puts it in the cup of water?
A. the heat will transfer from the water to the penny
B. the heat will transfer from the penny to the water
C. the penny will not change temperature
D. the penny will change state
Answer:
I'm pretty sure the answer is B
Explanation:
How do surface currents affect humans? How do they affect animals?
Answer: Ocean currents play a role in the distribution of pollution, such as oil spills.
Explanation: Two examples are the California Current (Cal) in the Pacific ocean basin and the Canary Current (Can) in the Atlantic ocean basin. i dont know
respiration describes the exchange of gases between your blood and the outside air. cellular respiration . group of answer choices uses carbon dioxide also describes the exchange of gases between your blood and the outside air produces atp produces oxygen
Respiration describes the exchange of gases between your blood and the outside air. Cellular respiration uses oxygen, produces carbon dioxide, and produces ATP.
Here, all the options are correct.
Respiration is the movement of oxygen and carbon dioxide between the body and the environment. It is an essential process for survival and involves two distinct methods: cellular respiration and external respiration. Cellular respiration is the process of using oxygen to convert carbohydrates and other organic substances into fuel for cellular energy production, known as ATP.
ATP can then be used for various metabolic processes. External respiration occurs when air is brought into the lungs for the transfer of oxygen and carbon dioxide. Oxygen enters the bloodstream to be transported to other parts of the body and carbon dioxide is expelled from the body.
Here, all the options are correct.
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a world without us What were the two species of monkeys forced to do because of their reduced population?
Alarmingly, populations of 75% of primate species are falling, and 60% are currently endangered.
The expansion of industrial agriculture, extensive cattle ranching, logging, oil and gas drilling, mining, building of dams, and the creation of new road networks in areas where primates range are the main causes of the situation. Additionally, there are local and global market demands that have contributed to significant habitat loss as well.
Together with growing dangers like climate change and anthroponotic illnesses, other significant causes include increased bushmeat hunting, the illegal traffic in primates as pets and in their body parts, and these. These factors frequently work together to exacerbate decreases in the primate population. Given that the areas of primate range overlap significantly with those of a sizable, fast expanding, and markedly impoverished human population, urgent global attention is required to prevent the impending threat of primate extinction and to address local human needs in a sustainable manner. It is critical to increase public and scientific awareness of the situation facing primates worldwide and the harm their extinction would cause to ecosystem health and human society.
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cells that contain the ampr gene will die when placed in lb broth containing ampicillin. group of answer choices true false
False. Cells that contain the ampr gene will not die when placed in LB broth containing ampicillin.
Ampicillin belongs to the penicillin drug class. It eliminates bacteria to operate. Colds, the flu, and other viral diseases cannot be treated with antibiotics like ampicillin.
The chance of developing an infection that is resistant to antibiotic therapy increases if you use antibiotics when they are not necessary.
The ampr gene confers resistance to the antibiotic ampicillin, allowing the cells to survive and grow in its presence. This is often used in molecular biology techniques, such as plasmid cloning, to select for cells that have taken up a plasmid containing the ampr gene.
Only cells without the ampr gene will die when placed in LB broth containing ampicillin.
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piran s, gabriel c, schulman s. prothrombin complex con-centrate for reversal of direct factor xa inhibitors prior toemergency surgery or invasive procedure: a retrospective study.j thromb thrombolysis. 2018;45:486
Based on the information you provided, it seems that your question is about the use of prothrombin complex concentrate for reversing the effects of direct factor X a inhibitors prior to emergency surgery or invasive procedures.
The information you referenced is a retrospective study titled "Prothrombin complex concentrate for reversal of direct factor X a inhibitors prior to emergency surgery or invasive procedure: a retrospective study" by Piran S, Gabriel C, and Schulman S, published in J Thromb Thrombolysis in 2018, volume 45, page 486.
Unfortunately, without a specific question, I am unable to provide a more detailed answer. If you have a specific question related to this study or topic, please let me know and I will do my best to assist you.
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A. Trigger zone B. Receptive region C. Conducting region D. Secretory region E. Secretory zone _____ 23. Area where nerve impulse is generated. _____ 24. Receives stimuli. _____ 25. Plasma membrane exhibits voltage-gated Na
23 Area where nerve impulse is generated - Trigger zone
24 Receives stimuli - Receptive region
25 Plasma membrane exhibits voltage-gated Na - Conducting region
The trigger zone is the area where nerve impulse is generated in a neuron. It is typically located at the junction between the axon hillock and the initial segment of the axon.
This region contains a high concentration of voltage-gated sodium channels, which are responsible for the depolarization of the plasma membrane and the initiation of an action potential. The receptive region of a neuron is the part of the neuron that receives stimuli, which can be either chemical or physical in nature. The conducting region of a neuron is the part of the neuron that propagates the action potential from the trigger zone to the axon terminals. The secretory region or zone of a neuron is the area where neurotransmitters are released from the axon terminals to communicate with other neurons or target cells
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In 1980, the __________ was passed to identify hazardous wastes and their life cycles.
A)
National Environmental Policy Act (NEPA)
B)
Resource Conservation and Recovery Act (RCRA)
C)
Integrated Waste Management ACT (IWMA)
D)
Americal Recovery and Reinvestment Act (ARRA)
E)
Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA)
Answer:
E
Explanation:
Right on Edg
Answer:
e.) CERCLA
Explanation:
CERCLA was passed in 1980 as a way to begin developing practices to handle and clean up hazardous wastes.