how do you know that individual 1 is heterozygous for the trait
Answers
Related Questions
what is the haploid number for each parent
Answers
Answer:In humans, gametes are haploid cells that contain 23 chromosomes, each of which a one of a chromosome pair that exists in diplod cells.
Explanation:
Which of the following provides evidence to support the continental drift theory?
Mapping of the ocean floor using sonar shows plates moving apart
Shape of continents look like puzzle pieces that can fit into one another
Spreading apart of the seafloor at the divergent boundary of the mid-ocean ridge
Symmetrical pattern of magnetic stripes in the crust on both sides of the mid-ocean ridge
Answers
Answer:
shapes of the continents look like puzzle pieces that can fit into one another
Answer:
A
Explanation:
Examine figure 2. How can MI be used as a predictor of survivability for
mast cell cancer? Be detailed in your explanation, citing evidence from the
data shown in Figure 1 and Figure 2.
Answers
It is to be noted that typically, a lower mitotic index is better. Rarer dividing cells mean a less aggressive cancer. The preferred number to hope for is a mitotic index of 5 or less.
What is a Mitotic Index?The mitotic index is defined as the ratio of the number of mitotic cells in a population to the total number of cells.
The mitotic index (the percentage of cells in mitosis at any one time) measures both the capacity and the pace of cell division. It is used to detect growth hotspots inside tissue and which cell types are proliferating.
It is to be noted that the lengths of the cell cycle and mitosis vary amongst cell types. A higher mitotic index suggests that more cells are dividing. The mitotic index in cancer cells may be higher than in normal tissue development or cellular healing at an injured site.
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Y is the dominant gene for yellow color in beetles and y is the recessive gene for red color. A yellow beetle that has one red parent is crossed to a red beetle that has two yellow parents. These two beetles have baby beetles. What are the genotypes of the three generations in this situation?
Answers
Answer:
TANONGIN MO SI SLING
MARIE'S
Explanation:
BECAUSE IT GIVES ANSWER
Analyze the following two DNA sequences Sequence 1 GTT GCA GTA CTA Sequence 2 GTT GAA GTA CTA What is the difference between the two? What type of mutation is this?
Answers
Answer:
first one is a point mutation
second is a frame shift by addition
Explanation:
First one : only one letter changes
second one : a letter was added shifting other bases.
What is the superposition of strata theory?
a. that rock strata has been laid down for 4.6 billion years
b. that sedimentary rick is composed of bits of rock eroded minerals
c. that oldest layers of sediment in rock formations are found under more recent layers
d. that the earth is composed of a core, mantle, and crust
Answers
Answer:
C. That oldest layers of sediment in rock formations are found under more recent layers
Answer:
That oldest layers of sediment in rock formations are found under more recent layers
Explanation: Took the test, it was correct
What is green building?
Answers
Answer:
It is the practice of maximizing the efficiency with which buildings and their sites use resources (energy, water, and materials).It is the practice of minimizing building impacts on human health and the environment.Green building is also known as sustainable or high-performance building.
Explanation:
I just took the test and got it right
Hopefully this helps you
pls mark brainlest
how can watching fish decrease heart rate and muscle tension?
Answers
Answer:
Most put it down to the hypnotic effect of watching fish swim back and forth in their tank; it's an innately calming movement, and one that can help to relax the mind and ease muscle tension.
Explanation:
Read it online
Answer: Most put it down to the hypnotic effect of watching fish swim back and forth in their tank; it's an innately calming movement, and one that can help to relax the mind and ease muscle tension.
Explanation:
It is the amount of money that a seller sets for the item or product for sale?
Answers
Answer:
Expenses
Explanation:
Indicate what specific kinds of mutations would be most harmful to a population of organisms.
Answers
Frame shift mutations would be most harmful to a population of organisms.
What do you mean by frame-shift mutations?A frameshift mutation is a genetic mutation caused by indels of a number of nucleotides in a DNA sequence that is not divisible by three. Due to the triplet nature of gene expression by codons, the insertion or deletion can change the reading frame, resulting in a completely different translation from the original.
An insertion or deletion involving a number of base pairs that is not a multiple of three, which consequently disrupts the triplet reading frame of a DNA sequence.
A frameshift mutation in a gene refers to the insertion or deletion of nucleotide bases in numbers that are not multiples of three. This is important because a cell reads a gene's code in groups of three bases when making a protein.
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postive and negative of entertainmeant
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Magnet X can hold two steel nails while magnet Y can hold four of the same type of nails. which is a stronger magnet?
NO LINKS PLEASE!
Answers
Answer:
y
Explanation:
it can hold more nails
Which type of rock would likely be found within the dormant volcano?
х
A extrusive igneous
B. intrusive igneous
C metamorphic
D. sedimentary
Answers
Answer:
Extrusive igneous Rocks
Meiosis produces four nuclei that have different chromosome numbers
from the parent cell.
True or False
Help please
Answers
Answer:
I would say true
Explanation:
they do produce 4 different chromosomes
Answer:
true
Explanation:
the are 23 chromosomes in the daughter cell and 46 in the parent cell
Which one of the following is not true of both mitochondria and plastids?
Present in animal cells
Thought to have evolved from endosymbiotic event
Function in important aspects of energy metabolism
Surrounded by a double lipid bilayer
Contain their own DNA molecule
Answers
The statement "Present in animal cells" is not true of both mitochondria and plastids.
Mitochondria are present in animal cells and are responsible for energy production through cellular respiration. Plastids, on the other hand, are not typically present in animal cells. Plastids are found in plant cells and some protists, and they have various functions such as photosynthesis and storage of pigments and starch. Both mitochondria and plastids are believed to have originated from endosymbiotic events, possess their own DNA, and are surrounded by a double lipid bilayer. However, the presence of plastids is not true in animal cells, distinguishing them from mitochondria.
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What do the skin and urinary system have in common?
O Both remove filtered wastes and reabsorb blood.
Both remove undigested food from the body.
O Both remove urine from the body.
Both remove urea from the body.
Answers
Because for the urinary system, it removes urea and waste through the body through urine. For the skin, it removes urea through sweat. Both are secretions that help rid the body of waste.
Explanation:
Sweat glands in the skin discharge a fluid waste called sweat or exudation; however, its primary functions are heat control and pheromone release. The purpose of the urinary system is to discharge waste from the body, control blood volume and blood pressure, control levels of electrolytes and metabolites, and regulate blood pH.both eliminate excess waste from the body.
Answer:
d
Explanation:
question 62 80) a reduction in the amount of nadp available in plant cells in the light will ultimately result in a) an increase in the rate of the calvin cycle. b) a decrease in the rate of linear electron flow. c) a decrease in the rate of cyclic electron flow. d) an increase in the rate of oxygen production.
Answers
A reduction in the amount of NADP available in plant cells in the light will ultimately result in a decrease in the rate of linear electron flow. This is because the linear electron flow depends on the availability of NADPH which is the reduced form of NADP (nicotinamide adenine dinucleotide phosphate) and ATP that are produced during photosynthesis so the correct answer is option (B).
NADPH plays a crucial role in the Calvin cycle by providing energy in the form of high-energy electrons that are used in carbon fixation. The electrons are transferred from NADPH to CO2 to form carbohydrates, and in the process, NADPH is oxidized to NADP. In the absence of NADPH, the Calvin cycle would not be able to proceed at a normal rate. ATP is also required by the Calvin cycle to provide the energy required to power the various enzymatic reactions that take place during carbon fixation.In the presence of light, photosynthesis occurs in two stages: the light-dependent reactions and the light-independent reactions.
The light-dependent reactions occur in the thylakoid membranes of chloroplasts and involve the conversion of light energy into chemical energy in the form of ATP and NADPH. Linear electron flow is the primary pathway that produces ATP and NADPH during photosynthesis. It involves the transfer of electrons from water to photosystem II, through the cytochrome b6f complex, and on to photosystem I before finally being transferred to NADP+. Cyclic electron flow also occurs in photosynthesis but produces only ATP. In cyclic electron flow, the electrons are recycled back to the cytochrome b6f complex instead of being transferred to NADP+.
Therefore, a reduction in the amount of NADP available in plant cells in the light will ultimately result in a decrease in the rate of linear electron flow.
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The original pair of individuals involved in a cross is called
the _____?
Answers
Answer:
p generation
Explanation:
How would knowledge of North Pacific Ocean food webs help scientists understand what was happening to organisms during the algae bloom in 2015
Answers
Knowledge of North Pacific Ocean food webs would help scientists understand the algae bloom in 2015 by providing insight into the complex interactions between different species in the region.
How did knowledge of North Pacific Ocean food webs help scientists understand the algae bloom in 2015?During an algae bloom, the rapid growth and reproduction of algae can cause changes in the food web. For example, the increase in algae can lead to an increase in zooplankton populations that feed on them, which in turn can lead to an increase in populations of larger organisms that feed on the zooplankton. However, the effects of the algae bloom can vary depending on the specific species involved and their roles in the food web.
By understanding the North Pacific Ocean food webs, scientists can identify which species are most likely to be affected by the algae bloom and how their populations may be impacted. For example, some species may benefit from the increase in food availability, while others may be negatively affected due to changes in the availability of their own food sources.
Moreover, studying food webs can help to identify potential cascading effects of an algae bloom on other components of the ecosystem. For example, changes in the abundance of a predator species can impact the abundance of its prey, which can in turn impact the abundance of other species in the food web.
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Ribosomes are the site where
proteins
are produced.
Amino acids are coded for by triplet bases in RNA called
blank .
codons didnt work
Answers
Ribosomes are the site where Proteins are produced. Amino acids are coded by triplet bases in RNA called Codons. So answer here is Codon
The process of making proteins in a cell takes place at an intercellular structure called a ribosome, which is formed of both RNA and protein. The messenger RNA (mRNA) sequence is read by the ribosome, which then converts the genetic code into a specific string of amino acids that develop into extended chains and fold to create proteins.
a DNA or RNA molecule that codes for a particular amino acid through a group of three successive nucleotides. Some codons serve as translational start or stop signals. Start, stop, or termination codons are the names given to these.
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Hershey and Chase started with a virus called a
. They used the radioactive isotope sulfur-35 to label the
of the virus and phosphorus-32 to label the
of the virus. They allowed the tagged virus to infect bacteria and studied the results. Hershey and Chase found that the only radioactive isotope within the bacteria was
. This result indicated that the genetic material inserted by the virus to infect the bacteria was
.
Answer Choices
DNA
bacteriophage
protein
32P
35S
Answers
Hershey and Chase started with a virus called a bacteriophage. They used the radioactive isotope sulfur-35 to label the protein of the virus and phosphorus-32 to label the DNA of the virus. They allowed the tagged virus to infect bacteria and studied the results. Hershey and Chase found that the only radioactive isotope within the bacteria was 35S. This result indicated that the genetic material inserted by the virus to infect the bacteria was 32P.
What is DNA?This is referred to as deoxyribonucleic acid and is the genetic material of living organisms.
Hershey and Chase showed that when bacteriophages, which are composed of DNA and protein, infect bacteria, their DNA enters the host bacterial cell, but most of their protein does not.This was why only radioactive isotope within the bacteria was 35S.
This result indicated that the genetic material inserted by the virus to infect the bacteria was 32P. This brought the conclusion that protein was not genetic material, and that DNA was genetic material.
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.
Answer:Bacteriophage
protein
DNA
32p
DNA
Explanation:
I got them all correct in realize
An airplane flies with a constant speed of 600 km/h. how far can it travel in 4 hours?
Answers
Answer: 2,400 kilometers.
Explanation: If an airplane flies at a constant speed of 600 km/h, then it travels 600km in one hour. Therefore, in four hours (600km*4), it will travel 2,400.
after human interference in the Tropical Rainforest the succession that occurs does not lead back to the climax community. What type of interference is referred to (that involved humans taking down trees)
Answers
The process of the gradual replacement of one type of ecological community by another, over time, is known as succession. The replacement of one community by another is known as primary succession.
A climax community refers to a stable, mature community that undergoes little or no change in species composition over time. It is the endpoint of a succession that has undergone natural development.In the context of a tropical rainforest, human interference refers to deforestation or the act of taking down trees. Deforestation interferes with the natural succession process and could result in an ecological community that is different from the original climax community that existed prior to the interference.In most cases, human-induced disturbances do not lead back to the climax community.
These disturbances are severe enough to create new and unique communities that can be quite different from the original climax community. In addition, the process of regeneration of the forest takes many years, and as a result, the ecological community that eventually develops is likely to be different from the original community. Therefore, human interference in the tropical rainforest can cause irreversible damage to the ecosystem.
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Calculate the discharge of a stream that has a velocity of 300 m/s and is 25 m wide and 3 m deep.
Answers
Answer:
Discharge (Q) = Velocity (V) x Area (A)
Q = V x A
Q = 300 m/s x (25 m x 3 m)
Q = 22,500 m³/s
What brain centers have major roles in controlling movement, and what are these roles?
Answers
Motor cortex, basal ganglia and cerebellum are the brain centers have major roles in controlling movement.
1) motor cortex (frontal lobe, conscious control of skeletal muscle movement)
2) The basal ganglia (white matter of the brain), which aid in initiating continuous or repetitive movement
3) Cerebellum (controls rapid and complex movement)
One of the major parts of the brain involved in motor function is the primary motor cortex, or M1. The precentral gyrus, a hump in the frontal lobe of the brain, is where M1 is situated. The primary motor cortex's function is to produce the neuronal impulses that regulate how movements are carried out.The cerebellum plays a role in the synchronization and timing of motor programming. The basal ganglia are where the real motor programs are produced. The organization of motor programming for intricate motions is carried out by the basal ganglia, a group of subcortical areas. Damage to these areas causes uncontrolled, impulsive movements. The cortex and other subcortical brain regions get output from the basal ganglia.Learn more about the brain function with the help of the given link:
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Which generalization about Earth's layers can be made based on how the layers were formed?
O A.
O B.
O C.
O D.
Temperature and density increase with depth.
Temperature and density increase with layer thickness.
Temperature and layer thickness increase with depth.
Density and layer thickness increase with temperature.
Answers
The layers were formed Temperature and density increase with layer thickness.
The correct option is B.
What are Earth's layers made of?The Lithosphere is a region of stiff, brittle rock that is made up of the crust and the uppermost portion of the mantle. The Asthenosphere is a region of asphalt-like consistency that lies beneath the solid lithosphere. The Earth's tectonic plates are moved by the asthenosphere, a region of the mantle.
Who discovered the Earth's layers?Sir Isaac Newton (1700) and Inge Lehmann (1937) identified the three primary layers of the Earth: the crust, mantle, and core. Composition establishes layers. Temperature and pressure cause physical differences in each layer.
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what are the different ways in which individual with a particular traits may increase in a population?
Answers
Answer:
The different ways are as follows....
1. Genetic Drift(Accidental changes in the genes)
2. Mutation(change in the DNA sequence of an organism)
3.Natural Selection (populations of living organisms adapt and change)
Feedback loop that shows how your body uses adh to maintain a water balance in your notebook. start by thinking about how the brain detects high or low levels of sodium or water in the blood.
Answers
Feedback loop that shows how your body uses ADH to maintain a water balance: Antidiuretic hormone (ADH) is responsible for maintaining the water balance in the body. The brain controls the ADH secretion from the posterior pituitary gland.
When the blood has low water content, the hypothalamus receives a signal from osmoreceptor cells, causing the hypothalamus to release ADH. In contrast, when the blood has high water content, the hypothalamus inhibits ADH secretion. This hormone maintains the body's water balance by increasing or decreasing the amount of urine excreted. When the body is dehydrated, ADH secretion increases, resulting in less urine output and more water is retained in the body.
The kidneys reabsorb water back into the bloodstream, reducing the volume of urine. This is because the collecting ducts in the kidneys become permeable to water, allowing water to be reabsorbed into the bloodstream. However, when the body is overhydrated, ADH secretion decreases, resulting in increased urine output and less water is retained in the body. The kidneys reduce their water absorption and excrete more urine. When the concentration of sodium in the blood is low, the hypothalamus sends a signal to the kidneys, causing the reabsorption of sodium ions from the urine back into the bloodstream. This results in less water excretion in the urine to maintain water balance.
The feedback loop that shows how your body uses ADH to maintain a water balance is as follows: When the concentration of water in the blood is low, osmoreceptor cells in the hypothalamus detect the change and signal the hypothalamus to release ADH hormone. The hormone is released from the posterior pituitary gland into the bloodstream. ADH circulates through the bloodstream to the kidneys, where it stimulates the kidney tubules' walls to become more permeable to water.
As a result, the kidneys reabsorb more water from the urine back into the bloodstream. The amount of urine excreted decreases, and water balance is maintained. In contrast, if the concentration of water in the blood is high, the hypothalamus inhibits the release of ADH. The hormone levels drop, and the kidney tubules' walls become less permeable to water, reducing the amount of water reabsorption. As a result, the volume of urine increases, and water balance is maintained. This is how the body uses the feedback loop to maintain a water balance using ADH.
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the large and remarkable pogonophoran annelids live near deep ocean hydrothermal (volcanic) vents where food items are scarce. how do pogonophorans, which have completely lost their digestive tracts, obtain most of their nutrition?
Answers
Pogonophoran annelids obtain nutrition through a symbiotic relationship with chemosynthetic bacteria in their trophosomes, compensating for their lack of digestive tracts.
Pogonophoran annelids, despite having completely lost their digestive tracts, obtain most of their nutrition through a unique symbiotic relationship with chemosynthetic bacteria. These bacteria reside within specialized organs called trophosomes, which are found in the pogonophoran's body.
The bacteria within the trophosomes are capable of utilizing the chemical compounds present in the hydrothermal vent fluids, such as hydrogen sulfide and methane, as sources of energy. Through chemosynthesis, these bacteria convert these chemicals into organic molecules, including carbohydrates, which serve as a nutrient source.
The pogonophorans provide a suitable environment for the bacteria to thrive by supplying them with the necessary chemicals and a protected habitat. In return, the bacteria provide the pogonophorans with the essential nutrients they need for survival. The pogonophorans absorb these nutrients directly from the trophosomes through specialized cells in their body walls.
This symbiotic relationship allows the pogonophorans to overcome the scarcity of food items in their deep-sea hydrothermal vent environment, providing them with a reliable source of nutrition in an otherwise inhospitable habitat.
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Carbon is transferred from the biosphere to the
atmosphere by the processes of?