The ovarian cycle describes the monthly events of a post-pubescent ovary that causes a small number of primary follicles to grow, mature, and ovulate each month. What is the order of the events in one ovarian cycle
Answers
The order of events in one ovarian cycle is follicular phase, ovulation, luteal phase, and menstruation.
During the follicular phase, several primary follicles grow and develop into secondary follicles, followed by one dominant follicle which continues to mature. Ovulation occurs when the mature follicle ruptures and releases the secondary oocyte into the fallopian tube. The luteal phase begins after ovulation when the ruptured follicle forms the corpus luteum, which secretes estrogen and progesterone to prepare the uterus for possible implantation. Finally, if fertilization does not occur, the corpus luteum degenerates, hormone levels drop, and the endometrium is shed, leading to menstruation.
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Related Questions
Amoeba Sisters Video Recap: DNA Replication
Your turn to narrate! Narrate the illustrations below to explain the sequence of events occurring in DNA replication.
Answers
Before starting the explanation in the amoeba sister video, they explain what DNA replication is. We can say that DNA, which in eukaryotic cells is located in the nucleus, contains all the genetic information of a being and its duplication process is important for cell growth, reproduction and repair.
What is DNA replication?A DNA molecule is made up of two strands that complement each other. For example, if we have an F and an F' strand, in the replication process the strands separate and are used as templates for the formation of complementary strands. Thus, the nucleotide sequence of F determines the sequence of a new F' strand, and F' indicates the composition of a new F strand.
DNA replication processIn the video of the amoebas sisters it is briefly explained that..
DNA replication occurs in the 5' → 3' direction and the strands are separated by the action of enzymes, which break the bonds between the nitrogenous bases and unwind the strands, opening the double helix. As DNA uncoiling takes place, other enzymes act to catalyze the synthesis of two new sequences using the parent strands as a template. Each strand created joins an original strand of DNA. Therefore, the process is classified as semi-conservative. DNA is a double helix molecule and for its duplication to occur, the first step is to unpack this structure by the action of the DNA helicase enzyme. The helicase recognizes the origin of replication and works by breaking the hydrogen bonds in the nitrogenous bases A-T and C-G. This process occurs at several points and forms "replication bubbles". As the bonds unravel, it's like a zipper opening, so this step gives rise to a Y-shaped structure called the replication fork, the starting point of duplication.The primase enzyme is responsible for synthesizing a portion of RNA, called a primer. In this step, several primers are generated and are joined to the chain to start DNA synthesis. The DNA polymerase enzyme is the replication enzyme responsible for extending the new strand by adding the bases (A, C, G and T). This step is directed from the 5' end, with a phosphate group, to the 3' end, with a hydroxyl group. This phase is called continuous replication. Among the primers attached to the original strand, several pieces of DNA are attached and are called Okazaki fragments. As the sections will need to be joined later, this phase is called delayed. The exonuclease enzyme is responsible for removing the primers from the original strands after the formation of continuous and discontinuous strands. To avoid sequencing errors, a review and, if necessary, a correction is performed by another exonuclease. The enzyme DNA ligase causes the DNA fragments to be joined and the DNA sequenced into two continuous strands.thus, in a simple way, how DNA replication occurs in the video of the amoebas sisters.
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how does a classification key help identify an organism , help me please
Answers
Answer:
Classification keys are tools that provide a means to correctly identify different organisms, based on observable traits. A dichotomous key is a listing of specific characteristics, such as structure and behavior, in such a way that an organism can be identified through a process of elimination.
you have just eaten a candy bar and your blood glucose levels are rising. this will activate which organ of the endocrine system?
Answers
As blood sugar levels rise, the pancreas produces insulin, a hormone that prompts cells to absorb blood sugar for energy or storage.
the pancreas the principle function of the pancreas is to preserve healthful blood sugar tiers. it is a large gland located in the back of the stomach. It produces insulin, glucagon, and different hormones. Diabetes occurs while the pancreas does not produce sufficient insulin or whilst the body does no longer use insulin properly (known as insulin resistance).
Glucagon is a hormone that your pancreas makes to help alter your blood glucose (sugar) ranges. Glucagon increases your blood sugar degree and forestalls it from losing too low, whereas insulin, every other hormone, decreases blood sugar levels.
The prevailing idea is that the overconsumption of high-fat and high-sugar foods reasons adjustments in muscle, fat, and liver cells that leads to a faded response from the pancreatic hormone insulin.
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True or False: Microbiomes are found only within the body of a host, which may be animal, plant, fungal, or even protist.
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The plasma membrane only allows some substances to cross, which means it is selectively:____semi-permeablepermeableosmosiswater transfer
Answers
The plasma membrane is selectively permeable. That is, it allows certain substances to pass through while others are not. Plasma membrane selectivity is based on factors such as molecular size, shape, charge, and properties of the membrane itself.
What is the plasma membrane and its function?
The plasma membrane or cell membrane protects the cell. It also provides a constant environment inside the cell. And this membrane has various functions. One is to carry nutrients into the cell and toxic substances out of the cell.
What is the plasma membrane made of?
Like all other cell membranes, the plasma membrane is composed of both lipids and proteins. The basic structure of membranes is a phospholipid bilayer, which forms a stable barrier between two aqueous compartments. To know more about Plasma membrane visit:
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Which of the following is true about photosynthesis and cellular respiration?
A. Cellular respiration which occurs in the mitochondrion produces sugar (glucose) and oxygen which
are the reactants in photosynthesis.
B. Photosynthesis which occurs in the chloroplast produces carbon dioxide and sugar (glucose) which
are the reactants in cellular respiration
C. Cellular respiration which occurs in the mitochondrion produces carbon dioxide and sugar (glucose)
which are the reactants in photosynthesis.
D. Photosynthesis which occurs in the chloroplast produces sugar (glucose) and oxygen which are the
reactants in cellular respiration.
Answers
Answer:
D. Photosynthesis which occurs in the chloroplast produces sugar(glucose) and oxygen which are the reactants in cellular respiration
which statement is false? group of answer choices two beta subunits form a circular clamp around nucleic acid. one catalytic core of dna polymerase iii is associated with each template strand. there are two copies of the clamp loader (gamma/delta complex) in the dna pol iii holoenzyme. a clamp loader places two beta subunits onto a dna:rna hybrid.
Answers
The correct option is D, this statement is False, Two DNA polymerase monomeric units associate to form a dimer through interactions of the gamma-delta complex.
DNA polymerase is a family of enzymes responsible for synthesizing new strands of DNA during DNA replication. These enzymes play a crucial role in the maintenance of genetic information and the transmission of hereditary traits from one generation to the next. DNA polymerases catalyze the addition of nucleotides to the 3’ end of a growing DNA strand using a template strand as a guide.
They work in a highly coordinated and regulated fashion, ensuring that the DNA is replicated accurately and efficiently. There are several types of DNA polymerases, each with its own specific functions. For example, DNA polymerase III is the primary enzyme responsible for the bulk of DNA replication in bacteria, while DNA polymerase alpha is involved in the initiation of DNA replication in eukaryotic cells.
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Complete Question: -
Which statement is FALSE?
a. Two beta subunits form a circular clamp around nucleic acid.
b. One catalytic core of DNA polymerase III is associated with each template strand.
c. A clamp loader places two beta subunits onto a DNA:RNA hybrid.
d. Two DNA polymerase monomeric units associate to form a dimer through interactions of the gamma-delta complex.
which term means greatly increased body temperature, involving a disturbance in the heat regulatory system
Answers
Hyperthermia means greatly increased body temperature, involving a disturbance in the heat regulatory system.
A person who has hyperthermia has an excessively high body temperature as a result of their body's inability to regulate its internal temperature in response to external heat sources. Commonly recognised forms of hyperthermia include heat exhaustion, heat cramps, heat exhaustion, and heat stroke.
Heat syncope is rapid lightheadedness following prolonged exposure to heat. The interaction of environmental factors including temperature, general health, and personal lifestyle can raise the risk for certain illnesses.
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Kevin, an electrical engineer, comes to work every day with a positive attitude. He has many goals, and he knows that he will have to work hard to achieve them. Kevin completes his projects on time and offers to help out when needed. Kevin has strong skills in which area?
A.
integrity
B.
conflict-resolution
C.
self-representation
D.
teamwork
E.
positive work ethic
Answers
Integrity is the strongest skill kevin is having .
Integrity is the quality of being honest and have morals to follow . It involves sticking by your promise taking responsibility and treat others with due respect . Integrity teaches you doing the right thing in reliable way and achieving the goals.
Integrity is the most admirable personality trait that means the wholeness of the character .Integrity is the quality of having strong ethical or moral principles and obeying them every times. A person with integrity acts with honesty, honor, and truthfulness. Example includes when you are at workplace you obey the time and take whole sole responsibility of the work you are doing .
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One condition in the body that needs to be controlled is the level of
water. Give one other condition in the human body that needs to be
controlled.
Answers
Answer:
Levels of electrolytes, blood sugar, temperature etc
The text describes several organelles in eukaryotic cells that seem to operate like bacterium. What relationship does this suggest between prokaryotes and eukaryotes? This suggests an endosymbiotic relationship between prokaryotes and eukaryotes caused eukaryotes to evolve from prokaryotes. Tell me how this evolution happened and what evidence supports this theory.
Answers
Answer:
Answer
Explanation:
Eukaryotes are the cells that make up our bodies, plants and animals and all cellular organisms that contain their genetic material in a nucleus, have a cytoskeleton and contain organelles, such as mitochondria or cytoplasts. Eukaryotes are thought to have evolved from prokaryotes. Bacteria and archaea are classified as prokaryotes, a group of simple, single-cell organisms. Prokaryotes usually contain a single, circular deoxyribonucleic acid, DNA, molecule and lack a nucleus and intracellular organelles.
which factors may alter normal upward rotation of the scapula, and how does inadequate upward rotation of the scapula adversely affect elevation of the arm?
Answers
The factors that may alter the normal upward rotation of the scapula are: poor posture, excessive rest posture, thoracic and cervical kyphosis, lordosis, clavicle fractures, etc.
Inadequate upward rotation of the scapula adversely affect elevation of the arm because then the muscles of the shoulder and upper back become weak and this may cause difficulty is performing the everyday activities normally.
Scapula is the bone present in the shoulder that connects with the hindlimb appendage humerus. It is a flat triangular bone present at the dorsal side of the rib cage.
Arms is the hindlimb portion of humans. The arm itself is divided into three sections: the upper arm, the forearm and the hand. There are around 30 bones in the whole arm.
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PLEASE HELP ME ASAP!!!!
Antarctica's Pine Island Glacier is known to be one of the fastest retreating glaciers in Antarctica. The climate is changing rapidly and icebergs frequently break off from these glaciers. This process of icebergs breaking off from glaciers is called calving and Scientist from the U.S. National Ice Center track
these calving events. On February 9th 2020 radar images from Sentinel-1 satellites showed many
icebergs breaking off from the
Pine Island glacier and floating into the Pine Island Bay. These glaciers are visible because ice floats when it freezes. This is particularly helpful to life as it insulates the water below and is home to a variety of animals. Which property of water is the reason that we can see icebergs float?
a-cohesive nature of water allowing water to pull together
b-capillary action allowing water to be absorbed against the pull of gravity
c- waters versatility as a solvent
d- low density of ice due to expansion when freezing
Answers
Answer:
D
Explanation:
water has molecules in it, if the molecules heat up it becomes steam but if they cool down the water turns to ice which means its density decreases and ut could also trap air bubbles inside the ice, kind of like how when you go get ice from your fridge you sometimes notice those small circles in the ice cube. because of the low density and the compressed air, the ice is able to float
TRUE/FALSE. the babylonians allowed jeremiah to remain in the land of judah, and he ministered there until he and his scribe baruch were kidnapped by a faction of jews and taken away as hostages to egypt.
Answers
The babylonians allowed jeremiah to remain in the land of judah, and he ministered there until he and his scribe baruch were kidnapped by a faction of jews and taken away as hostages to egypt. It is true.
Hear the word of the Lord, that the babylonians all you people of Judah who come through these gates to worship the Lord, declares God via Jeremiah as he enters the temple. The Almighty Lord, the God of Israel, declares as follows: If you change your behaviour, I'll allow you to reside here.During Jehoiakim, son of Josiahsixth ,'s year in power. To attend the Temple services that day, people travelled to Jerusalem from all around Judah. 10 To the assembled crowd, Baruch read the scroll's passages from Jeremiah. He was positioned in front of Gemariah, the son of the secretary Shaphan, who was in the Temple.
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What does a targeted digestive capsule mean?
Answers
what is the important of zoology in the sector of industry?
Answers
Answer:
Zoology is very relevant to industries.. but I am afraid there are no direct relationships among them. One is a subject and other is for minting money. If you ask relationship between zoologist and industry it would be appropriate. Well zoology as a subject has been providing ideas to generate multiple raw materials and even helping farmers. There is a special branch called as economic zoology. Read a few books on them and you can have more information regarding this.
Even though both hawks and owls have two sources of food, explain why hawks would be less likely to survive if a disease wiped out the mice.
Answers
Although both hawks and owls have two sources of food, hawks are less likely to survive if a disease wiped out the mice. Hawks require more than 100 calories per day, while owls need about 50 calories.
As a result, hawks would require more food than owls to meet their dietary needs. Since hawks consume smaller prey like mice, a reduction in the mouse population due to a disease would adversely affect the hawks' survival chances.It is because hawks require more than 100 calories per day, while owls only require about 50 calories. As a result, hawks would need more food than owls to meet their dietary needs. Hawks consume smaller prey like mice, so a decrease in the mouse population due to a disease would adversely affect the hawks' survival chances.
However, owls consume larger prey like rabbits and rodents that offer more calories per meal. As a result, even if the mice population decreased, owls would be able to survive by eating other prey.
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Think about your results in attempting to isolate E. coli and S. marcescens.
a. On which plate did you first obtain isolation with E. coli?
Answers
The first plate on which I obtained isolation with E. coli was the streak plate. This plate allows to obtain isolated colonies of E. coli, which is crucial for identifying and studying the bacteria.
The streak plate method involves spreading a small amount of bacterial culture over the surface of a solid agar medium using a sterile loop or needle. This is done in a way that creates areas of decreasing bacterial density, allowing for individual colonies to form. These isolated colonies can then be picked and further studied or used in experiments.
It is important to use a sterile loop or needle when performing the streak plate method in order to prevent contamination and ensure that the isolated colonies are pure cultures of E. coli. Additionally, it is important to use a solid agar medium, as this allows for the isolation of individual colonies.
Overall, the streak plate method is a simple and effective way to obtain isolated colonies of E. coli, which is essential for studying and identifying this bacteria.
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PICK A NUMBER PLEASEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
HELP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
Answers
Answer:
2
Explanation:
Edit- lol i just guessed
Answer:
X needs 2 and that will balance out you equation
So the answer would be 2!
Explanation:
- 英辞郎 <3
Categorize all the components involved in photosynthesis as either matter or energy!
Answers
Energy and matter are also produced during photosynthesis. Chemical energy in the form of glucose and matter in the form of oxygen gas is produced during photosynthesis.
The process by which plants convert carbon dioxide, water, and sunshine into oxygen and sugar-based energy is known as photosynthesis. The four stages of photosynthesis include light absorption, electron transfer, ATP production, and carbon fixation. The main purpose of photosynthesis is to transform solar energy into chemical energy, which is then stored for later use. This mechanism primarily provides energy to the planet's life systems. By the norms of human engineering, it is not particularly effective, but it gets the job done.
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what are the four "As" for which nurses should assess clients suspected of having Alzheimers disease?1. amnesia, apraxia, agnosia, aphasia2. avoidance, aloofness, asocial, asexual3. autism, loose association, apathy, affect4. aggressive, amoral, ambivalent, attractive
Answers
The four "As" for which client should be assist are Amnesia, Apraxia, Agnosia and Aphasis.
Alzheimer's patients can explain their symptoms on their own and a word from their close ones or family on their symptoms helps a lot to the doctors to give them desired treatment. Test of memory, imaging test or thinking skills can also help to identify Alzheimer's disease.
Alzheimer's can be treated by medication and meditation, meditation can help improve the condition and results in better results of medication and can also increase the chances of getting better, faster. Cutting down the tasks that require memory can also help in improvement.
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The correct answer is 1. amnesia, apraxia, agnosia, and aphasia. It's important for healthcare professionals to take a thorough medical history and perform a physical examination to rule out other possible causes of these symptoms.
The four "As" that nurses should assess when suspecting Alzheimer's disease are:
Amnesia - Memory impairment or loss, particularly short-term memory
Apraxia - Difficulty with motor skills, such as using objects or dressing oneself
Agnosia - Difficulty recognizing objects, faces, or sounds
Aphasia - Difficulty with language, including speaking, writing, and understanding
Assessing these symptoms can help healthcare professionals identify and diagnose Alzheimer's disease, which is a progressive neurological disorder that affects memory, cognition, and behavior.
In addition to these four "As", nurses should also assess other symptoms that may be associated with Alzheimer's disease, such as changes in mood or personality, difficulty with problem-solving or decision-making, and difficulty with basic tasks such as bathing or using the toilet.
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Organisms that consume only plants are any/all of the following:_____.
a. first order heterotroph
b. secondary consumer
c. primary consumer
d. second order heterotroph
e. producer
f. herbivore
Answers
Answer:
I think herbivores and primary consumers
we have seen hyperkalemia in all 3 modules this semester! in this module, we discussed hyperkalemia and its effects on potassium secretion in the kidney tubules hyperkalemia... group of answer choices none of the above promotes increased synthesis of na/k pumps in distal tubule/cortical collecting duct epithelial cells stimulated adh release from the posterior pituitary increases gfr decreases the rate of potassium secretion
Answers
Hyperkalemia promotes increased synthesis of Na/K pumps in distal tubule/cortical collecting duct epithelial cells.
Hyperkalemia refers to abnormally high levels of potassium in the blood. In this module, the focus is on the effects of hyperkalemia on potassium secretion in the kidney tubules.
When hyperkalemia occurs, it promotes increased synthesis of sodium-potassium (Na/K) pumps in the distal tubule and cortical collecting duct epithelial cells of the kidney.
This increase in Na/K pumps aids in regulating potassium levels by enhancing the secretion of excess potassium into the urine, thereby maintaining the body's electrolyte balance.
The other answer choices, such as stimulated ADH release, increased GFR, or decreased potassium secretion rate, are not accurate effects of hyperkalemia on kidney tubules.
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if jack’s serum sodium was found to be normal and he receives 1 l of normal saline, how much of that volume will distribute into the intracellular space?
Answers
Normal saline does not readily cross cell membranes, so only a small volume of fluid, about 250 ml (25% of 1 L), will distribute into the intracellular space.
If Jack’s serum sodium was found to be normal and he receives 1 L of normal saline, about 250 ml of that volume will distribute into the intracellular space.
What is serum sodium?Serum sodium is a crucial electrolyte that maintains blood pressure, hydration, and the fluid balance in our bodies. The kidneys play a crucial role in maintaining sodium levels in the bloodstream by either excreting or retaining sodium ions to maintain the proper balance of fluids and electrolytes in the body.What is normal saline?Normal saline (0.9% sodium chloride solution) is a sterile solution of sodium chloride (salt) that is isotonic to human blood and is used to replace lost fluids and electrolytes in the body. Intravenous normal saline is used to treat a variety of medical conditions, such as dehydration, hypovolemia, and hyponatremia.How much of that volume will distribute into the intracellular space?When an individual is given 1 L of normal saline intravenously, the salt solution is infused into the bloodstream and remains in the extracellular space. About 75% of the extracellular space is composed of interstitial fluid and 25% of the extracellular space is composed of plasma.However, normal saline does not readily cross cell membranes, so only a small amount of fluid, about 250 ml (25% of 1 L), will distribute into the intracellular space.learn more about "hypertension"https://brainly.com/question/26093747
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Microfilaments are a component of a cell's cytoskeleton and are made of the protein actin. They are important for giving a cell its shape and also aid in _______.
A.) Protein synthesis
B.) Cellular movement
C.) DNA replication
D.) Energy conversion
Answers
Microfilaments are a component of the cell's cytoskeleton and these are made up of the actin protein. They are involved in the cellular movement. Thus, the correct option is B.
What are Microfilaments?Microfilaments are also called as actin filaments, as they consist of two intertwined strands of a globular protein, which is known as actin protein. In association with myosin, microfilaments help to generate forces that are used in cellular contraction and cellular movements. During cell division, these filaments results into dividing cell to pinch off into two daughter cells and are involved in amoeboid movements of certain types of cells.
Microfilaments assist with cellular movement due to the presence of actin filaments. Actin filament works with another protein called myosin to produce muscular movements, cell division, and cytoplasmic streaming during cell division. Microfilaments keep the organelles in place within the cell.
Therefore, the correct option is B.
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answer this True/False question: Line graphs are used for categorical
data.
Answers
Answer:
TRUE!!
Explanation:
you just have to think about it.
1. what does it mean to say that the e. coli cells are competent
Answers
Competent E. coli cells refer to cells that have been treated to increase their ability to take up foreign DNA.
In order to make E. coli cells competent, they are first grown in a nutrient-rich medium to promote their growth and proliferation. Once the cells have reached a certain point in their growth cycle, they are treated with a solution containing chemicals that weaken the cell wall and make it more permeable to foreign DNA.
The cells are then briefly exposed to a high-voltage electric pulse, which causes small pores to form in the cell membrane and allows the foreign DNA to enter the cell. This process is known as electroporation.
Competent cells have a higher rate of DNA uptake, making them useful for genetic engineering and other applications where foreign DNA needs to be introduced into the cells.
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what is the only artery that does not carry oxygenated blood?
Answers
Answer:
Pulmonary arteries
Which of the following is not an example of evolution that has resulted from human activity? A. Many strains of bacteria are now resistant to some commonly used antibiotics. B. Some insect species are now resistant to pesticides. C. Because of hunting, species such as bears and wolves are in danger of extinction. D. Like certain other crops, domesticated strawberries are larger than wild strawberries.
Answers
Answer:
C.Because of hunting, species such as bears and wolves are in danger of extinction.
What is aerobic respiration?
Answers
c the process cells use ti