Answer:
1. False
2. True
3. True
Explanation:
I'm pretty sure these are right, I hope this helps!
Answer All are true
Which of the following is an action of the latissimus dorsi?a. flex the shoulderb. elevate the scapulac. abduct the scapulad. medial rotate the shoulder
Answer: d. medial rotate the shoulder
Which of the following statements is true?
Flowering plants reproduce using spores.
Some plants cannot reproduce.
Mitosis results in two non-identical cells.
Pollen contains male sperm cells.
The graph shows how the population of turtles in a freshwater pond has
changed over the years.
Turtle Population
250
225
200
175
150
Number of Turtles
125
100
75
50
5
6
10
Year
At which time has the turtle population reached the carrying capacity of the
pond?
A. Year 1
B. Year 5
C. Year 3
O D. Year 10
Answer:
B. Year 5.
Explanation:
In 5 years time the turtle population reached the carrying capacity of the pond. Carrying capacity of pond refers to the population of marine animals such as fishes, turtles etc can live and survive on the natural food available in the pond. If the food is present in large amount, than carrying capacity of the ecosystem is large. In pond ecosystem, the population of turtle decreases because the food is not sufficient to feed the existing population.
Answer:6 years
Explanation:
Explain how mountain ranges might be affected by Deposition.
SCIENCE
Answer:
It effects it because there's a possibility it can reduce the mountains to a smaller structure (breaking down), like a plateau, which would for sure leave a change in the landforms
Explanation:
~Cornasha_Weeb
Evidence of evolution worksheet 2
This sheet represents the different stages of fetus development shown in the diagram. The status of the fetus in different trimester.
What is natural selection?It is a process by which living organisms evolve. Natural selection has to do with organisms being best suited for their environment surviving and reproducing more often.
The natural selection theory was proposed by Darwin. It states that organisms with traits that enable them to adapt better to the environment survive better and contribute more to the future population.
In the process of reproduction, the adaptive traits are passed to future generations. Thus, the future generation would be made up of individuals with adaptive traits. Weak individuals without the adaptive traits gradually fade off from the population.
Therefore, This sheet represents the different stages of fetus development shown in the diagram. The status of the fetus in different trimester.
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what type of contraction ( concentric,eccentric, isometric) occurs
when the elbow joint is extended in front of the body (chest
level)?
During an eccentric contraction, the muscle lengthens while still generating force. When the elbow joint is extended in front of the body (chest level), the type of contraction that occurs is an eccentric contraction.
In the case of extending the elbow joint, the muscles responsible for this movement, such as the triceps brachii, are actively contracting to control the movement and decelerate the extension of the elbow joint. This results in the lengthening of the muscle fibers while they are still under tension.
A concentric contraction would occur when the elbow joint is flexed, bringing the forearm closer to the upper arm. During a concentric contraction, the muscle shortens while generating force, as seen when lifting an object or performing a bicep curl.
Therefore, when the elbow joint is extended in front of the body (chest level), the type of contraction that occurs is an eccentric contraction.
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even after the discovery of microbes, the belief in ____________, which was the belief that invisible life forces present in matter led to the creation of life, was still embraced by some scientists.
The belief that invisible life forces present in matter led to the creation of life Even after the discovery of microbes, the belief was still embraced by some scientists Spontaneous Generation/ Abiogenesis.
The hypothesis of spontaneous generation is an old scientific theory that asserted that living beings may develop from nonliving substances and that such a process occurred naturally. It also described how life evolved from nonliving subjects.
Which of the following are three examples of spontaneous generation?Some prominent examples of spontaneous production include dust producing fleas, rotting meat producing maggots, and bread or wheat left in a dark corner producing mice.
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Full Question :The belief that invisible life forces present in matter led to the creation of lifeEven after the discovery of microbes, the belief was still embraced by some scientists ____________,
What is the advantage of using fresh mounts in the examination
of plant cells?
Fresh mounts in plant histology provide intact cells that retain their structure, enabling better visualization of cell components and living processes, and aiding in the examination of plant cells.
One of the advantages of using fresh mounts in the examination of plant cells is that it allows for better visualization of the cell structure. When a sample is fresh, it is more likely to be intact, which means that the cells will retain their shape and structure.
This allows for better observation of the cell wall, cytoplasm, and any organelles within the cell. Fresh mounts are commonly used in plant histology to examine plant cells. It involves collecting a small sample of the plant tissue and placing it on a slide.
The sample is then covered with a cover slip and observed under a microscope. Fresh mounts are used because they allow for the observation of living cells, which can provide important insights into the cellular processes that occur in plants.
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Of the muscles that move the glenohumeral joint,two originate on the axial skeleton.Which ones? A: Latissimus dorsi. B: Deltoid C: Pectoralis major
The two muscles that move the glenohumeral joint and originate on the axial skeleton are:
A: Latissimus dorsi
C: Pectoralis major
1. Latissimus dorsi: The latissimus dorsi muscle is a large muscle that originates from the lower half of the back, specifically the thoracic vertebrae T7-T12, thoracolumbar fascia, and the iliac crest (the upper border of the hip bone). It extends superiorly and laterally, covering a large portion of the back. The muscle fibers of the latissimus dorsi converge towards the anterior side of the body and insert onto the humerus (upper arm bone) at the bicipital groove, which is located near the glenohumeral joint.
The latissimus dorsi muscle plays a significant role in various movements of the glenohumeral joint, including shoulder extension (moving the arm backward), shoulder adduction (bringing the arm toward the midline of the body), and shoulder medial rotation (rotating the arm inward).
2. Pectoralis major: The pectoralis major is a large, fan-shaped muscle located in the anterior (front) chest region. It originates from the sternum (breastbone), the clavicle (collarbone), and the first to sixth ribs. The muscle fibers converge towards the shoulder and insert onto the humerus, specifically, the intertubercular groove, which is also near the glenohumeral joint.
The pectoralis major muscle is responsible for various movements of the glenohumeral joint, including shoulder flexion (bringing the arm forward), shoulder adduction (bringing the arm toward the midline of the body), and shoulder medial rotation (rotating the arm inward). It is often involved in activities such as pushing, lifting, and throwing.
So, both the latissimus dorsi and pectoralis major muscles originate on the axial skeleton (the thoracic region) and insert onto the humerus near the glenohumeral joint, making them important muscles for movement and stabilization of the shoulder joint.
Therefore, the correct options are A and C.
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You are doing research on a bacterial species, trying to determine the nature and structure of a number of intracellular inclusions. Which type of microscopy would provide the best view of these intracellular structures
Answer:
Transmission Electron Microscope.
A Transmission Electron Microscope provides the best view of the intracellular structures.
What is Transmission Electron Microscope?
Transmission electron microscopes (TEM) are microscopes that use a particle beam of electrons to visualize specimens and generate a highly-magnified image. TEMs can magnify items up to 2 million instances. with a purpose to get a better concept of simply how small that is, think about how small a cellular is.
What is a transmission electron microscope used for?The transmission electron microscope is used to view skinny specimens (tissue sections, molecules, etc) through which electrons can bypass producing a projection picture. The TEM has similarities in lots of ways to the traditional (compound) light microscope.
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how do vertebrates differ from other chordates
Which of the following statements about ecosystems is FALSE?
Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer.
A. Carbon enters ecosystems through primary producers.
B. Ecosystems can support a greater number of individual primary consumers than secondary consumers.
C. The number of trophic levels in most ecosystems is limited by the loss of energy between trophic levels.
D. Populations of secondary consumers contain the greatest total biomass in an ecosystem.
E. All of the above are true; none are false.
The statement that populations of secondary consumers contain the greatest total biomass in an ecosystem is FALSE. The correct option is D.
Biomass refers to the total mass of living organisms in a given area or ecosystem. In an ecosystem, the biomass tends to decrease as we move up the trophic levels, meaning that higher trophic levels typically have less biomass compared to lower trophic levels.
Primary producers, such as plants and algae, convert energy from the sun into organic matter through photosynthesis. This organic matter serves as a source of energy and carbon for the ecosystem. Carbon enters ecosystems through the primary producers, making statement A true.
Ecosystems generally follow the "pyramid of numbers" concept, where the number of individuals decreases as we move up the trophic levels. Primary producers support a greater number of individual primary consumers (herbivores) than secondary consumers (carnivores), making statement B true.
The number of trophic levels in most ecosystems is limited by the loss of energy between trophic levels. As energy is transferred from one trophic level to the next, a significant amount is lost as heat, limiting the efficiency of energy transfer. This loss of energy restricts the number of trophic levels that can be supported in an ecosystem, making statement C true.
Therefore, the false statement is D. Populations of secondary consumers do not contain the greatest total biomass in an ecosystem. Biomass generally decreases as we move up the trophic levels.
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Gastroparesis is a condition that causes a partial paralysis of the stomach. The stomach has reduced ability to contract to move food through the digestive system. Some common symptoms of gastroparesis are abdominal pain, nausea, and feeling full after eating a small amount of food What would be the most likely cause of this condition? 4 O A. lack of pancreatic juices and bile damage to nerves that control the stomac OC. damage to the mucus lining of the stomach OD. lack of enzymes in the small intestine B.
Type of neuron that pick up stimuli from the internal or external environment through sensory organs ?
Answer:
sensory neuron
Explanation:
The type of neuron that is being described in this scenario is known as a sensory neuron. Like mentioned in this question this neuron picks up a stimuli from any both internal and external environments. It converts this stimuli into a nerve impulse. This nerve impulse is ultimately what the sensory neuron sends to the sensory organs. The nerve impulse is sent through a synapse and received to create an action potential.
Differentiate between:
Species diversity and ecosystem diversity
Answer:
Eplanation :spices diversity is the number or variety of species in the world or in a particular region. Ecosystem diversity is the number or variety of ecosystems within a particular area.
Answer:
Species diversity refers to the number of different species that are represented in a given community while ecosystem diversity refers to the variety of different ecosystems within an area.
The survival of a species depends on its ability to adapt to changes in the environment. A species must be capable of surviving and reproducing despite changes to food sources, climate, or threats from predators. Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment?
Mutations are always passed on to subsequent generations of the species
Mutations lead to genetic variation
Mutations are the cause of disease in the species
Mutations are not harmful when they occur in somatic cells of a species
Answer:
Your answer is B) Mutations lead to genetic variation.
Think of it like this, when rays were first starting to develop, they probably started with only one kind, stingless. Somewhere down the line, the genes of the rays started to mutate and eventually, there were stingrays and stingless rays. Now at this point there are predators that frequently feast upon the rays, so which of the two rays are more likely to defend themselves, and get away to live long enough to reproduce and pass on their genes? The stingrays! The mutation that may have occurred millions of years ago, has determined which organisms were more fit for a changing environment.
The survival of the species depends on the resources available and environmental conditions. The species or organisms capable to adapt to the surrounding have higher chances of reproduction and survival.
The correct answer is:
Option B: Mutations lead to genetic variation
The organisms adapting to the surrounding will undergo an alteration in their genetic sequence, known as mutations. The mutations are heritable and lead to genetic variation.
The mutation leads to genetic variation as:
It leads to the introduction of new alleles in the gene pool.Sexual reproduction and random mating also contribute to genetic variation. The mutations are heritable, and thus can cause an increase in the frequency of the mutated allele in the gene pool.
Thus, the correct answer is that mutation leads to genetic variation.
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Identify whether the statement applies to autotrophs heaterotrophs or both autotrophsand heterotrophs
Answer:
Explanation:
i got it right on my test
what would happen if the moon took twice as long to rotate around the earth?
the Moon would cause weather and change of the ocean tides. this would mean much higher tides. if that makes any sense
Answer:
The tides would be messed up and throughout it's orbit the moon will look smaller and bigger.
Explanation:
The owner of a busy coffee shop wanted to see if it was worth keeping tea on the menu. She logged the number of cups of tea
she sold each day for seven days.
6 12 5 7739
Calculate the mean, median, range, and midrange of the number of cups of tea sold for the week.
the mean number of cups of tea sold for the week was 6.57, the median was 7, the range was 7734, and the midrange was 3872.
To calculate the mean of the number of cups of tea sold for the week, we need to add up all the numbers and divide by the total number of days:
Mean = (6 + 12 + 5 + 7 + 7 + 3 + 9) / 7 = 6.57 cups
To find the median, we need to first arrange the data in order from smallest to largest:
5, 6, 7, 7, 9, 12, 7739
Since there are an odd number of data points, the median is the middle number, which in this case is 7.
To find the range, we subtract the smallest value from the largest value:
Range = 7739 - 5 = 7734
To find the midrange, we add the smallest value to the largest value and divide by 2:
Midrange = (7739 + 5) / 2 = 3872
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Please help me.
Write the equation for photosynthesis.
Answer:
6CO2 + 6H20 + (energy) → C6H12O6 + 6O2 Carbon dioxide + water + energy from light produces glucose and oxygen.
Explanation:
hope this help :)
Answer:
6CO2 + 6H2O → C6H12O6 + 6O2
Explanation:
carbon dioxide + water → sugar + oxygen
Repetitive dna sequences usually evolve very quickly. based on this fact, molecules that have a rapid mutation rate are best used when studying relationships among?
Repetitive DNA sequences usually evolve very quickly. Based on this fact, molecules that have a rapid mutation rate are best used when studying relationships among: very closely related species.
Repetitive DNA sequences are the part of DNA segment that are repeated multiple time. These sequences are also known by the name tandem repeats. The repeats are usually a part of the non-coding part of the DNA strand.
Mutation is the alteration in the sequences of DNA. This may or may not result in the change of some trait or characteristic. The mutation is caused due to deletion, addition, inversion or repetition of some sequences in the gene. Some mutations do not show any effect and hence are called silent mutations.
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PLZ WILL BRAIN LIST
15) describe "variation at the heart of evolution"?
16) What are DNA sequences used to 17) Where is an outgroup placed on a phylogenetic tree?
Answer:
15) ans :the variation at the heart of evolution in gently variation mutation that can be passed from the one generation to the test .16) ans : DNA square stone Sing is a laboratory technique used used to determine the exact sequence of waste a c g and T in a day and molecules the DNA base carries the information on sale need to assemble protein and RNA molecules D and a second information is important to scientist investigating the function of ganes. 17) ans :Many fhyogenies Genesis also includes in out group - A taxon outside the group of interested all the members of the group of interested are more closely related to each other they they are to the out group has them out group stem from the base of the tree.okay thanks but who guessed I don't wanna fail please just tell me the truth ill do anything if your right
Answer:
A
Explanation:
Hope this helps.
Which of the following microbes do NOT cause infectious diseases?
A) bacteria
B) viruses
C) archaea
D) prions
E) viroids
Answer:
C) Archaea
Explanation:
From the following answers, archaea are known to not cause infectious diseases. According to Matthew Bates from the University of Lincoln, here are three possible hypothesis of why archaea does not cause infectious diseases:
1) Evolution or virulence/pathogenicity is 'rare' or 'unlikely'
2) Less diversity within Archea so virlence/pathogenicity not evolved.
3) Bacteriophage drive virulence/pathogenicity in bacteria, and phage don't infect Archea.
A 30-year-old man is admitted to the hospital with neurologic impairment, fever, edema, bruising, bleeding gums, and dark urine. CBC: with manual differential count: WBC: 12.3 Band neutrophils: 5 RBC: 2.60 Segmented neutrophils: 64 HGB: 8.0 Lymphocytes: 30 HCT: 23.8 Monocytes MCV: 91.5 Eosinophils: MCH: 30.7 Basophils: MCHC: 33.6 Metamyeloctes: 1
RDW: 19.9
RETIC: 8.7% NRBCs: 6/100 WBCs
PLT: 9.0 Moderate polychromasia
Schistocytes present
Congulation screening tests:
PT:12.5 sec
aPTT: 33.1 sec
TT: 17 sec
plasma is hemolyzed even with a nontraumatic venipuncture Urinalysis: positive with blood. no RBCs in urine sediment
1. Describe the peripheral blood findings
The peripheral blood findings in the given case include leukocytosis with left shift, anemia, thrombocytopenia, schistocytes, moderate polychromasia, and hematuria. These findings suggest the presence of a hematological disorder with features of hemolysis and potential coagulopathy.
The peripheral blood findings in this case indicate several abnormalities. The CBC reveals leukocytosis (elevated white blood cell count) with a left shift, characterized by an increased percentage of band neutrophils and metamyelocytes. This suggests an ongoing inflammatory or infectious process.
There is evidence of anemia, as indicated by low hemoglobin (HGB) and hematocrit (HCT) levels, along with a reduced red blood cell count (RBC). The presence of moderate polychromasia and schistocytes (fragmented red blood cells) on the peripheral blood smear suggests hemolysis, which may be responsible for the anemia.
Thrombocytopenia (low platelet count) is observed, indicated by the low platelet (PLT) count. The presence of schistocytes and NRBCs (nucleated red blood cells) further suggests a potential coagulopathy.
The hemolysis is supported by the positive urine test for blood without the presence of red blood cells in the urine sediment. Additionally, the hemolysis is indicated by the elevated reticulocyte count (RETIC) and the presence of schistocytes.
Overall, the peripheral blood findings indicate a hematological disorder characterized by leukocytosis with left shift, anemia with evidence of hemolysis, thrombocytopenia, and potential coagulopathy. Further investigations and evaluation are necessary to determine the underlying cause of these findings and provide appropriate treatment.
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1. Select a professional athlete with a current or recent injury (within
last 6 months) who required/requires taping and/or wrapping to
return to play/train.
For my kinesiology class, I need to find a professional athlete who experiences/experienced a recent injury within the last 6 months, and as a result requires the use of taping and or wrapping to return to play/train.
One example of a professional athlete who experienced a recent injury and required taping and wrapping to return to play/train is Anthony Davis.
What is meant by professional athlete?Professional athletes are the people who have natural talent, stamina and competitive drive.
One example of professional athlete who experienced recent injury and required taping and wrapping to return to play/train is Anthony Davis, a basketball player for the Los Angeles Lakers.
In February 2021, Davis suffered a calf strain and aggravation of Achilles tendon injury, which caused him to miss several games. When he returned to play, he was seen wearing kinesiology tape on his lower leg to provide support and stability to injured area. The tape helps to reduce pain, swelling and inflammation and also improving joint function and muscle activation. By using kinesiology tape, Davis was able to continue playing while recovering from his injury.
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Which of the following describes exploratory analysis?
Which answer below describes the energy transformation shown in this diagram?
Question 6 options:
Radiant to chemical
Mechanical to Radiant
Heat to chemical
Chemical to Radiant
The energy transformation in the given diagram is chemical to radiant energy. In this chemical energy from the electric circuit is responsible for glowing the bulb and conversion to radiant energy. Thus, the correct option is D.
What is Energy transformation?Energy transformation is also known as energy conversion. It is the process of changing energy from one form to another form. Energy is a quantity which provides the capacity to perform work or moving, or it provides heat energy.
Radiant energy is the physical energy which results from the electromagnetic radiation, which is usually observed as it radiates from a source into the surrounding environment. In the circuit, chemical energy is present due to flow of electrons or charged particles and it is converted into radiant energy in the bulb.
Therefore, the correct option is D.
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Why does a vegetarian leave a smaller ecological footprint than an omnivore? (A) Fewer animals are slaughtered for human consumption. (B) There is an excess of plant biomass in all terrestrial ecosystems. (C) Vegetarians need to ingest less chemical energy than omnivores. (D) Eating meat is an inefficient way of acquiring photosynthetic productivity.
A vegetarian leaves a smaller ecological footprint than an omnivore because Eating meat is an inefficient way of acquiring photosynthetic productivity.
What is an omnivore?Omnivores are creatures that can devour and survive on both plant and animal matter. The minerals and energy from the sources consumed are digested by omnivores, who derive their energy and nourishment from both plant and animal matter. They typically possess the ability to consume food sources like bacteria, fungi, and algae. Omnivores are diverse in their origins and frequently have complex eating habits that they independently acquired. The great variety of different organisms that are classified as omnivores can be grouped into numerous subcategories based on their feeding patterns.
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PLZ HELP!!! WILL MARK THE BRAINLIEST IF ANSWER IS CORRECT.
Relevant Scenario: When explaining dominant and
recessive traits to a younger family member, they respond,
"Well chances are I can probably taste PTC, since dominant
traits are more common." How might you address this
misconception?
Answer:
Dominance of an allele does not make it more frequent in the population.
Explanation: