The hormone responsible for awakening a seed from dormancy and promoting its growth in response to favorable conditions is C, gibberellin.
Why does a seed become dormant?Gibberellins are plant hormones that regulate various growth and developmental processes, including seed germination, stem elongation, and flowering.
When a seed is dormant, it is in a state of suspended animation, waiting for the right conditions to begin germination and growth. Gibberellins promote seed germination by stimulating the production of enzymes that break down stored nutrients, such as starches and fats, inside the seed. This provides the energy and nutrients necessary for the seedling to begin growing and developing into a mature plant.
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Which of the following is a common site to measure the pulse in humans?
A. Radial artery
B. Jugular vein
C. Ulnar artery
D. Brachial artery
A. Radial artery is a common site to measure the pulse in humans.
The radial artery is located in the wrist and is easily accessible, making it a common site to measure the pulse in humans. To measure the pulse, you would place your index and middle fingers on the inner side of the wrist, just below the base of the thumb. You would then apply gentle pressure and count the number of beats you feel within a set amount of time. Measuring the pulse can provide important information about a person's heart rate and overall health.
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What are some examples of energy storage molecules
Answer:
Living organisms use two major types of energy storage.
Energy-rich molecules such as glycogen and triglycerides store energy in the form of covalent chemical bonds. Cells synthesize such molecules and store them for later release of the energy.Explanation:
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4C302
How many molecules are there for the formula above?
12
2
4
3
Answer:
they're 2
Explanation:
4.explain the basic parts of a major theme in molecular biology
One major theme in molecular biology is the central dogma, which describes the flow of genetic information within cells. It consists of three basic parts: DNA replication, transcription, and translation.
DNA replication is the process by which the DNA molecule is duplicated to produce two identical copies. It occurs during the cell division and ensures that each daughter cell receives a complete set of genetic information. Transcription is the process where a segment of DNA is used as a template to synthesize a complementary RNA molecule. This RNA molecule, known as messenger RNA (mRNA), carries the genetic code from the DNA to the ribosomes. Translation is the process by which the genetic code carried by mRNA is converted into a specific sequence of amino acids to form a protein. Ribosomes, the molecular machines responsible for translation, read the mRNA sequence and assemble the corresponding amino acids into a polypeptide chain. These processes collectively govern the flow of genetic information, enabling the transfer of genetic instructions from DNA to RNA and ultimately leading to the synthesis of proteins, which are essential for the structure, function, and regulation of cells.
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Assuming sexual reproduction and that no mutations have occurred, which of the following offspring genotypes is NOT possible for the given parent genotypes?
Genotype B is NOT possible for the given parent genotypes.
This genotype resembles one parent's genotype. It is based on the supposition that gamete fusion and chromosomal nondisjunction did not take place. In sexual reproduction, the child receives half of its chromosomes from each parent, hence the offspring cannot have the same genotype as one parent. This explains why, throughout the meiotic process of creating gametes, the number of chromosomes is cut in half.
What is genotype?An organism's genotype is made up of all of its genetic components. The alleles or variations that an individual carries in a specific gene or genetic region are also referred to as the genotype.
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What is true of Step 2 of
Koch's Postulates?
A. Pathogen does not have to be completely
isolated.
B. Pathogen is grown inside the organism.
C. Pathogen must be isolated from the sick
organism.
The truth about the step two(2) of Koch's Postulates is that Pathogen must be isolated from the sick organism. That is option C.
What is Koch's Postulates?The Koch's Postulates is defined as the guidelines that was developed by Koch in the late nineteenth century to help establish the abilities that microbes have to cause specific diseases.
The Koch's Postulates include the following steps:
Step 1: The microorganism must be found in diseased but not healthy individuals.
Step 2: The microorganism must be cultured from the diseased individual.
Step 3: Inoculation of a healthy individual with the cultured microorganism must recapitulated the disease; and finally.
Step 4: The microorganism must be re-isolated from the inoculated, diseased individual and matched to the original microorganism.
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(Option C) Pathogen must be isolated from the sick organism is true of Step 2 of Koch's Postulates.
What is Koch's Postulates?Koch's postulates are four standards intended to prove a link between a microbe and a disease. Based on prior ideas presented by Jakob Henle, the postulates were created by Robert Koch and Friedrich Loeffler in 1884. Koch then improved and published the claims in 1890.
Koch's Postulates stepsPostulate 1: The microbe must be prevalent in all diseased organisms but not in healthy ones.Postulate 2: The bacterium must be isolated from a sick organism and cultured in pure culture.Postulate 3: When put into a healthy organism, the cultured microbe should result in sickness.Postulate 4: The bacterium must be reisolated from the experimental subject that had been infected and became ill, and it must be determined that it is the exact same microorganism that was the initial particular causal agent.Learn about Koch's Postulates here https://brainly.com/question/711971
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can some one help me asap pls I'm on a quiz!!! :((
Pick the correct match.
Animal cell / plant cell
no cell wall, only plasma membrane: Animal cell / plant cell
no large vacuole, only small ones: Animal cell / plant cell
no chlorophyll or chloroplasts: Animal cell / plant cell
cell plate and no centrioles in cell division: Animal cell / plant cell
cleavage furrow plus centrioles in cell division: Animal cell / plant cell
presence of cell wall plus plasma membrane: Animal cell / plant cell
large hypertonic vacuole: Animal cell / plant cell
chloroplasts: Animal cell / plant cell
Based on the given options, the correct match for both Animal and plant cell would be Presence of cell wall plus plasma membrane: Animal cell / plant cell.
What is plasma membrane?The plasma membrane, also known as the cell membrane, is a thin, flexible barrier that surrounds the cell and separates its internal environment from the external environment. It is composed of a phospholipid bilayer with embedded proteins.
The main function of the plasma membrane is to regulate the movement of substances in and out of the cell, allowing certain molecules to enter or leave while restricting others. It is selectively permeable, meaning it controls the passage of ions, nutrients, and waste products.
The descriptions of each cell are:
Animal cell/Plant cell: no cell wall, only plasma membraneAnimal cell/Plant cell: no large vacuole, only small onesAnimal cell/Plant cell: no chlorophyll or chloroplastsAnimal cell/Plant cell: no cell plate and no centrioles in cell divisionAnimal cell/Plant cell: cleavage furrow plus centrioles in cell divisionBoth: Presence of cell wall plus plasma membraneAnimal cell/Plant cell: large hypertonic vacuole Animal cell/Plant cell: chloroplastsFind out more on plants and animal cell here: https://brainly.com/question/913732
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Through transpiration, water is released
back into the atmosphere through the
plant's?
Answer:
Yes!
Explanation:
The process in which, water is evaporated from plant parts ( leaves and sometimes stem ) into the atmosphere, is called transpiration.
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please mark brainliest
Answer: Yes
Explanation:
I need a hypothesis for this question, I'm trying to understand this and what to write down: In the study of salamanders the researcher decided to further investigate the effect water quality had on the salamanders survival. State a hypothesis that may be used in such a study.
Which discovery did scientists make after many years of scientific research on heredity? A. The information that codes for traits is carried by DNA. B. Proteins are the source of inherited information. C. Inherited information is passed between parents and offspring by RNA. D. Genes are coded on proteins that are passed down over generations.
The information that codes for traits is carried by DNA (option a).
After many years of scientific research on heredity, scientists made the discovery that the information that codes for traits is carried by DNA. This finding revolutionized our understanding of genetics and inheritance.
1. Early research on heredity:
Scientists had long been interested in understanding how traits are passed from parents to offspring. Early studies by Gregor Mendel in the 19th century laid the foundation for our understanding of inheritance patterns.
2. Identifying the molecule of heredity:
In the mid-20th century, scientists were eager to uncover the molecule responsible for transmitting genetic information. They hypothesized that proteins, which are abundant in cells, might carry the hereditary information.
3. The role of DNA:
Through a series of experiments, including the famous Hershey-Chase experiment in 1952, it was established that DNA, not proteins, is the molecule responsible for transmitting genetic information. This experiment demonstrated that DNA, rather than proteins, is the material that enters bacterial cells and carries the genetic instructions.
4. Structure and function of DNA:
The discovery of the structure of DNA by James Watson and Francis Crick in 1953 revealed how the information is stored and transmitted. The double helix structure of DNA, with its sequence of nucleotides, provides the code for the traits and characteristics of living organisms.
5. Confirmation through further research:
Over the years, additional studies, including the Human Genome Project, have further confirmed that DNA carries the genetic information that determines inherited traits in all living organisms.
In conclusion, after years of scientific research, scientists discovered that the information that codes for traits is carried by DNA, not proteins, RNA, or coded proteins passed down over generations. This breakthrough has had a profound impact on our understanding of heredity and genetics.
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describe the process of digestion (20marks)
Answer:
The processes of digestion include six activities: ingestion, propulsion, mechanical or physical digestion, chemical digestion, absorption, and defecation. The first of these processes, ingestion, refers to the entry of food into the alimentary canal through the mouth.
Accessory organs: Liver: produces bile salts
Small intestine: Mixes chyme with digestive juice
Stomach: Mixes and churns food with gastric juice
Mouth: Ingests food; Chews and mixes food
Explanation:
why have crustacea been largely confined to aquatic environments, whereas uniramians prospered on land?
Crustaceans are primarily aquatic animals and have adapted to a variety of aquatic environments such as oceans, freshwater, and brackish water.
This is due to several factors such as the presence of gills for respiration, specialized appendages for swimming and crawling, and a hard exoskeleton for protection.
On the other hand, Uniramians (which include insects, centipedes, millipedes, and some other groups) have been able to adapt and prosper on land due to several evolutionary adaptations such as the development of tracheal respiration system, specialized appendages for walking and jumping, and a waterproof cuticle that helps to prevent dehydration.
One major difference between these groups is the structure of their exoskeleton. The exoskeleton of crustaceans is generally more heavily calcified than that of uniramians, making it more difficult for them to move around on land. Additionally, the aquatic environment provides buoyancy which helps to support the weight of the crustaceans, whereas on land, gravity is a major factor affecting movement and locomotion.
Furthermore, crustaceans have a more complex and diverse body plan, with many species exhibiting specialized appendages for specific functions, such as claws for grasping, swimming legs, or filter-feeding structures. These adaptations are highly specialized for life in aquatic environments and are not as useful on land.
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what are the different ways in which cortisol increases blood glucose levels in response to long-term stressors?
When under stress, cortisol uses the liver's gluconeogenesis process to access protein reserves in order to supply the body with glucose. An individual may use this energy to fend off or escape a stressor.
The process known as "gluconeogenesis" converts non-carbohydrate substrates like lactate, amino acids, and glycerol into glucose. In order to create oxaloacetate (OAA), pyruvate must first be transformed from lactate and alanine. Pyruvate then enters the mitochondrion and is carboxylated there by pyruvate carboxylase (PC). OAA is subsequently converted to malate and transported to the cytoplasm where it is once more reoxidized to OAA. Cytosolic PEP carboxykinase then decarboxylates OAA and phosphorylates it to produce phosphoenolpyruvate (PEP) (PEPCK-C). Recent research indicates that mitochondrial PEPCK (PEPCK-M) can convert mitochondrial OAA directly into PEP and then transport it to the cytoplasm in addition to the cytosolic PEPCK (5, 6). The gluconeogenic cycle is then entered by PEP.
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If a sound is softer or a light is dimmer, what does this mean about the amplitude of the wave?
Answer:
it britens up off the water My Dog Told Me
What are the possibilities for the
offspring's eye colour?
Both parents have brown eyes 75% chance of having a brown-eyed baby 18.8% chance of having a green-eyed baby, and a 6.3% chance of having a blue-eyed baby. If both parents have blue eyes: 99% chance of having a blue-eyed baby a 1% chance of having a green-eyed baby, and a 0% chance of having a brown-eyed baby.
Your child inherits the eye color from you and your partner. This is a combination of mom's and dad's eye colors. Generally, the color is determined by this combination and whether the gene is dominant or recessive. Every child has two copies of each gene. One from her mother and one of hers from her father.
Simply put brown-eyed parents can produce children with brown eyes blue eyes or virtually any color of the eye. Eye color is very complex and many genes are involved. Some people appear to have a black iris, which technically does not exist. doing. In fact, brown eyes are the most common eye color for newborns.
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How can you tell that the cell blow is eukartotic cell
The correct answer is
D. Because it contains membrane-bound organelles.
Eukaryotic cells are characterized by the presence of membrane-bound organelles, such as the nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, and lysosomes.
These organelles are surrounded by a phospholipid bilayer membrane that separates their internal contents from the surrounding cytoplasm. This membrane structure allows for compartmentalization and specialization of cellular functions within the eukaryotic cell.
Therefore, the presence of membrane-bound organelles is the most distinctive characteristic of eukaryotic cells.
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Question:-
How can you tell that the cell below is a eukaryotic cell?
A. Because it is surrounded by a cell membrane
B. Because it is surrounded by a cell wall
C. Because it is large
D. Because it contains membrane-bound organelles
PREVIOUS
What property causes the cohesion of water molecules that moves water through a plant against the force of gravity?
Answer:
I believe the answer is polarity, though I am unable to find an exact statement.
Explanation:
I believe it is polarity because of the way water moves through a plant and its relation to gravity.
The scientist whose work provided the foundation for later understandings of genetics was?
Answer:
Charles Darwin.
Explanation:
Which statement is true about the Milky Way Galaxy?
It is an irregular galaxy.
New stars are not being created in it.
It is a spiral galaxy.
It contains no more than 100 million stars.
Explanation:
New stars are not being created in it
There are two types of cell division. The first (A) produces cells that are identical to the original cell. The
second (B) produces cells that are different from the original cell
Which type of cell division do you think is responsible for these processes?
reclacement of damaged skin cells I
growth of ani organism
production of sperm and egg cells
Have you ever observed how your fingernail cuts heal over the course of a few days? The process of mitosis makes this possible. Regeneration and repair are processes that result from mitosis. In cell growth and development, mitosis is beneficial. Eventually, cells recover and heal themselves after becoming worn out or wounded.
what is mitosis ?Chromosomes that have been duplicated are divided into two new nuclei during the cell cycle phase known as mitosis. Mitosis, the process of cell division, creates genetically identical cells with a constant number of chromosomes. Thus, equational division is another name for mitosis.
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which of the following statements about transcriptional regulation is false? group of answer choices the general transcription factors recruit rna polymerase to the transcriptional start site. a response element binds to an enhancer. mediator does not bind directly to dna. the function of an activator might be to recruit chromatin remodelers to make the dna more accessible.
The false statement about transcriptional regulation is: option (B) states "mediator does not bind directly to DNA".
Mediators are proteins that act as a bridge between activators, which bind to specific sites on the DNA, and the general transcription factors (GTFs) that are recruited to the transcriptional start site.
Mediators interact with both the activator and the GTFs, enabling them to bind to the DNA, recruit polymerase and begin the transcription process. Specifically, mediators bind to the activator, which in turn binds to a response element on the DNA.
The activator then recruits the GTFs and RNA polymerase to the start site, and transcription is initiated. In addition, mediators also help to regulate the activity of activators, as they can both increase and decrease the ability of activators to bind to their DNA response element.
Therefore, it is incorrect to say that mediator does not bind directly to DNA.
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Are the new cells created in mitosis identical to each other or different?
The new cells created in mitosis are identical to each other.
During mitosis, a single cell divides into two identical daughter cells. Each daughter cell contains the same number of chromosomes and the same genetic information as the parent cell. This process ensures that the new cells are genetically identical to each other and to the parent cell.
In contrast, the process of meiosis produces genetically different daughter cells. Meiosis is a type of cell division that occurs in reproductive cells and results in the production of gametes (sperm and egg cells) with half the number of chromosomes as the parent cell. This allows for genetic variation in the offspring produced through sexual reproduction.
In summary, mitosis produces identical daughter cells, while meiosis produces genetically different daughter cells.
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How are gene mutations different from chromosomal mutations?
Answer:
Many different chromosome abnormalities have been identified, some of which are associated with genetic disorders and diseases like cancer. Gene mutations are permanent changes in DNA gene sequence. They can arise during normal DNA replication or in response to environmental factors.
Explanation:
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which of the following statements concerning prokaryotes is false? i. prokaryotes are made up of two major groupings: the eubacteria and the archaea, which are as different from each other as from the eukaryotes. ii. prokaryotes are generally much smaller than the eukaryotic cells. iii. prokaryotes are one branch of the newer, more accurate phylogenic tree made up of prokarya, archaea and eukarya. iv. prokaryotes do not have organelles.. v. none of the above is false
Option iii, prokaryotes are one part of the fresher, more exact phylogenic tree comprised of prokaryotes, archaea, and eukarya is wrong.
Prokaryotes are a different gathering of microorganisms that are true from eukaryotes in more than one way. Not at all like eukaryotes, prokaryotes come up short on core and other film-bound organelles.
Moreover, prokaryotes are more modest in size than eukaryotic cells.
Notwithstanding these distinctions, prokaryotes are unquestionably significant, assuming a focal part in numerous natural and biotic cycles. Prokaryotes comprise two significant groupings, the eubacteria, and the archaea, which are particular from one another and eukaryotes.
Prokaryotes possess a great many territories, from soil to water to the human body, and assume basic parts in cycles like supplement cycling, environmental guideline, and the disintegration of natural matter.
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HELP PLS: NEED ANSWER ASAPPPPPPPPPPPP <3
1. Explain acid deposition. Your explanation should include the following:
• The sources of acid deposition
• The chemical equations involved in acid deposition formation
• An explanation of the types of acid deposition
• A discussion of the effects of acid deposition
• A drawing that shows the sources, formation, and precipitation of acid deposition
Acid deposition, also known as acid rain or acid precipitation, refers to the deposition of acidic substances from the atmosphere onto the Earth's surface. It is primarily caused by emissions of sulfur dioxide (SO2) and nitrogen oxides (NOx) from human activities, particularly the burning of fossil fuels such as coal and oil in power plants, industrial processes, and vehicle emissions.
The chemical equations involved in acid deposition formation are as follows:
1. Formation of sulfuric acid (H2SO4):SO2 (sulfur dioxide) + O2 (oxygen) + H2O (water) → H2SO4 (sulfuric acid)
2. Formation of nitric acid (HNO3):NOx (nitrogen oxides) + OH (hydroxyl radical) → HNO3 (nitric acid)
Acid deposition can occur in two main forms: wet deposition and dry deposition.
1. Wet deposition: This occurs when acidic compounds in the atmosphere combine with water vapor to form acids that are then brought down to the Earth's surface through precipitation, such as rain, snow, sleet, or fog.2. Dry deposition: In this form, acidic compounds settle directly onto the Earth's surface without the involvement of precipitation. These compounds can be in the form of gases, particles, or dust, which are deposited onto plants, buildings, soil, and water bodies.The effects of acid deposition can be significant and wide-ranging:
1. Environmental impact: Acid deposition can acidify soil and bodies of water, leading to detrimental effects on aquatic ecosystems and plant life. It can harm fish, amphibians, and other aquatic organisms, as well as affect the pH levels and nutrient availability in soil, hindering plant growth.2. Damage to infrastructure: Acidic substances in acid deposition can corrode and damage buildings, statues, bridges, and other structures made of materials such as limestone, marble, and metals.3. Human health concerns: Acid deposition does not directly pose a significant health risk to humans. However, the pollutants that contribute to acid deposition, such as sulfur dioxide and nitrogen oxides, can contribute to respiratory problems and aggravate existing respiratory conditions in susceptible individuals.\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
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Anyone know what is the answer pls ?
Answer:
1. Viruses 2. ? 3. Viruses 4. ? 5. Immunity 6. Vaccine
Explanation:
True or false?
The critical night length for a certain plant is 10 hours. This plant will flower only when nights are shorter than 10 hours.
Answer:
It is true, it helps survive freezing temperatures and lack of liquid water is dormancy.
in what circumstances would natural selection favor individuals with accelerated development of reproduction traits relative to somatic traits?
when prey used during the development of an animal is more common than prey utilized when an animal is an adult.
What is reproduction explain?Procreation and asexual reproduction are the two basic forms. Any organism that reproduces physically inherits both of its parents' genes while also being genetically unique. Genetically identical children are produced through asexual reproduction via having one parent repeat itself.
What are types of reproduction?These two different types human reproduction are asexual reproduction and procreation. Even though asexual reproduction is faster and much more energy-efficient, procreation better promotes genetic variety via novel allele combinations throughout meiosis and fertilization.
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Help pls very time sensitive due today!!
Answer:
1 left.
Explanation:
You have 4 particles on the left and 6 particles on the right. An equilibrium state is where both sides would have the same amount of particles.
So 1 particle from the right will have to move to the left.
Think of it this way.
4 does not equal 6.
5 does equal 5
which stage of the estrous cycle is sometimes referred to as "heat"?
The stage of the estrous cycle that is sometimes referred to as "heat" is the estrus stage.
During this stage, the female animal is receptive to mating and exhibits behavioral changes indicating her fertility. The estrous cycle, also known as the estrus cycle, is the reproductive cycle that occurs in most mammalian females, including domesticated animals such as dogs, cats, and horses, as well as many wild mammals
The length and characteristics of the estrous cycle can vary widely between species. Some animals have short, frequent cycles (e.g., mice), while others have longer cycles (e.g., dogs). Additionally, certain species exhibit seasonal patterns of reproductive activity.
Understanding the estrous cycle is important for breeding management, determining optimal mating times, and managing reproductive health in domesticated animals.
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