Answers
Answer:
Wrinkled peas need to have genotype rr, since the wrinkled trait (r) is recessive
Related Questions
Tucked away in a valley surrounded by steep mountains is the small town of Rjukan in Norway. Because of its location, it gets sunlight only about six months out of the year. Not much! But the townspeople have a solution. On one of the mountains, they’ve installed three huge mirrors to direct sunlight to the town square below during the dark months.What other ways could directed sunlight be used to solve a problem? Use examples in your explanation.
Answers
Directed sunlight can be used in many creative ways to solve various problems.
How can directed sunlight be used to solve problems?Directed sunlight can be used to solve a variety of problems, especially in situations where natural light is scarce or inadequate.
Here are a few examples:
Enhancing plant growth: In regions where sunlight is limited or unreliable, farmers can use directed sunlight to improve crop yield. By installing mirrors or other light-reflecting materials, farmers can direct sunlight towards their crops, providing the plants with more light and helping them grow faster and healthier.
Melting snow and ice: In regions where snow and ice accumulate heavily, directed sunlight can be used to help melt the snow and ice more quickly. This can help prevent dangerous ice dams and roof collapses, as well as make roads and sidewalks safer for pedestrians and drivers.
Solar cooking: In areas with limited access to traditional cooking fuels like wood or charcoal, directed sunlight can be used to cook food. By focusing sunlight onto a cooking surface, solar cookers can reach temperatures high enough to boil water or cook food, without producing harmful emissions.
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will mark branlist Why is there hatred in the world
Answers
1. Which of the following is caused by differences in ocean water density? A surface currents B deep currents C waves D Coriolis effect
Answers
Answer:
It would be b
Explanation:
Complete the statement below.
The respiratory system is divided into...
A. the major and minor respiratory systems.
B. the right and left respiratory systems.
C. the relevant and irrelevant respiratory systems.
D. the upper and lower respiratory systems.
Answers
Answer:
D. the Upper and Lower Respiratory Systems
Explanation:
Upper is the nose, sinuses, etc.
Lower is the lungs, bronchial, etc.
Describe the role of GA in a-amylase production and in germination. Provide evidence for your claim
Answers
Gibberellic acid (GA) plays a crucial role in a-amylase production and germination. GA stimulates the synthesis and release of a-amylase enzymes, which hydrolyze starch into sugars during germination. Experimental studies have demonstrated that the application of GA accelerates a-amylase production and enhances germination in various plant species
In terms of a-amylase production, GA stimulates the synthesis and release of this enzyme. a-amylase is responsible for breaking down starch into simpler sugars, which are then utilized by the plant for growth and development.
Studies have shown that applying GA to plant tissues or seeds results in an increased production of a-amylase, facilitating the conversion of stored starch into energy-rich sugars.
Regarding germination, GA is involved in breaking seed dormancy and promoting the growth of the embryonic plant.
It stimulates the production of hydrolytic enzymes like a-amylase, which enable the hydrolysis of starch reserves in the endosperm, providing the energy needed for germination and seedling establishment.
Additionally, GA helps in cell elongation and division, promoting the growth of the embryo and the emergence of the radicle.
Evidence for GA's role in both processes includes studies where the exogenous application of GA to seeds or plant tissues has been shown to enhance a-amylase production and promote germination.
Conversely, inhibiting GA synthesis or action results in reduced a-amylase activity and impaired germination. These findings support the critical involvement of GA in both a-amylase production and germination processes in plants.
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Blood type is inherited through multiple alleles. A В are co dominant and o is recessive. If the father has type Ao blood, and the mother is Bo; what is
the chance do they for an O type offspring?
1) 0%
2)25%
3)50%
4)75%
Answers
Answer:
2) 25%
Explanation:
To answer this question, we can draw a punnett square.
Father has type Ao, so he has one A allele, and one o allele.
Mother is type Bo, so she has one B allele, and one o allele.
_ | A | o
B | AB | Bo
o | Ao | oo
25% AB, 25% Bo, 25%, Ao, 25% oo
Since blood type o is recessive it will only be expressed phenotypically when not masked by a dominant allele which only occurs when the genotype is oo. Therefore the answer is 2) 25%.
Hope this helped!
Which phase of meiosis I is responsible for dividing the cytoplasm?
prophase I
metaphase I
anaphase I
telophase I
Answers
Answer:
The answer is telophase.
Explanation:
The correct answer is Telophase I
How is a society likely to address the problem of overuse of wildlife
resources?
A. By developing irrigation techniques that conserve water
B. By cutting down forests to produce more pastureland
C. By creating laws or traditions that regulate hunting and fishing
D. By switching from coal-burning power plants to solar energy
production
Answers
Answer:
C. By creating laws or traditions that regulate hunting and fishing
Explanation:
Wildlife resources refer to wild animals (terrestrial, aquatic etc) in their natural habitat. Wildlife is an integral part of our society, however, they are being overexploited by human activities.
According to the options in the question, one way to address the problem of over use of wildlife resources is by creating laws or traditions that regulate hunting and fishing. Laws that compel hunting and fishing, which are the means humans over use wildlife, will help bring the rate at which these resources are used.
For example, creating a law that prohibits hunting in certain areas will help preserve wildlife in that area because it is a punishable offence by the law to hunt. Hence, wildlife resources will be preserved.
Answer:
. By creating laws or traditions that regulate hunting and fishing
Explanation:
What are amino acids?
Answers
Amino Acids are referred to as the building blocks of proteins since they are the chemical molecules that come together to make proteins. These biomolecules are crucial building blocks for human growth and development and play a variety of biological and chemical roles in the body.
Amino acids are chemical substances with an organic side chain and the two functional groups amino (NH2) and carboxylic (COOH). To create a protein, twenty distinct amino acids are required. Polypeptides are chains of amino acids that can be found in proteins. The polypeptide folds into a physiologically active form as a result of the amino acid chain arrangement.
Functions of Amino Acids:-
1) Amino acids aid in the body's detoxification process.
2) They support the production of growth hormones and proteins.
3) They support the synthesis of glucose.
4) They aid in regulating the sleep cycle.
5) Lack of amino acids can result in sleeplessness, depression, loss of appetite, edema, headaches, and anemia.
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The urinary system has some of the following roles in the human body: A. Ridding the body of wastes B. Regulation of blood pH C. Regulation of blood pressure D. Stimulate the production of red blood cells E. All of the above are true.
Answers
Answer:
all of above
Explanation:
The several organs that make up the urinary system cooperate to eliminate waste from the body and to assist control of blood pressure, hence option E is correct.
What is the urinary system?The kidneys, ureters, bladder, and urethra are the main components of the urinary system. The ureters carry the waste materials and extra water that the kidneys have filtered out to the bladder.
Until they are removed from the body through the urethra, the waste materials are stored in the bladder. By limiting the quantity of water and salt that is expelled in the urine, the urinary system also aids in managing blood pressure.
The kidneys also secrete a hormone that aids in controlling blood pressure. The urinary system contributes significantly to preserving the body's health through these actions.
Therefore, the urinary system cooperates to eliminate waste from the body and to assist control of blood pressure, hence option E is correct.
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Osmosis is the diffusion of
across a selectively permeable membrane. This process does not require the cell to use
to move molecules. It is an example of
transport.
Answers
Answer:
water
energy
passive
Explanation:
I GOT IT RIGHT ON EDGE 20201
Osmosis is the diffusion of water molecules across a selectively permeable membrane. This process does not require the cell to use energy to move molecules. It is an example of passive transport.
What is Diffusion?Diffusion may be defined as the movement of solutes from the region of higher concentration to a region of lower concentration.
Osmosis may be defined as the spontaneous movement of water molecules from the region of higher concentration to a region of lower concentration through a semipermeable membrane.
Therefore, it is well described above.
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Earth's magnetic poles reverse approximately every _____ years?
O A. billion
B. 22
C. 10 million
D. 250,000
Answers
Answer:
D. 250,000 years
Explanation:
It's really 200,000 to 300,000 years, but 250,000 years is right in the middle, so it must be 250,000 years.
Hope this helps you! Good luck with your exam/quiz! <3
Answer:
D) 250,000 yrs.
Explanation:
Earth's magnetic poles reverse approximately every 250,000 years.
Help ! Bio 1406 - are these right ??
Answers
Spermatogenesis produces 4 spermatozoa.Therefore, the correct option is D. And the given statement is false.
What is spermatogenesis?Spermatogenesis is the process of production of male gametes, which are called spermatozoa or sperms.Spermatogenesis produces four haploid sperm cells from a single diploid cell.
Each of these sperm cells carries half of the genetic information of the parent cell, which allows for sexual reproduction and the production of genetically diverse offspring.Therefore, the given statement is false.Hence, the correct option is D.
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The question is incomplete, but most probably the complete question is,
Spermatogenesis produces how many spermatozoa?
A. 1
B. 2
C. 3
D. 4
Spermatogenesis produces 3 spermatozoa.
A. True
B. False
Pls I need help I need answer
Answers
Answer:
cells
Explanation:
tissues is a group of cell with same function.
Who were the scientist who discovered the plasmid PB322?
A) Rodriguez & beliver.
B) Joller smith.
C) Herbert boyer.
D) Stanley cohen & joller smith.
Answers
Answer:
c) Herbert Boyer
Explanation:
_______ provide energy to the ecosystem and convert carbon dioxide into oxygen.AutotrophsConsumersPredatorsHeterotrophs
Answers
Answer:
The right answer is:
Autotrophs provide energy to the ecosystem and convert carbon dioxide into oxygen.
Autotrophs are also known as primary producers because they produce complex organic molecules using carbon dioxide and water.
Which of the following is NOT true about steroid hormones?
Select one:
A. All of the choices are true.
B. They bind on cell membrane receptors.
C. The cannot be made in advance.
D. They have a long half-life.
E. They are derived from cholesterol.
*Physiology*
Answers
All of the choices are true about steroid hormones and is therefore denoted as option A.
What is a Steroid hormone?This substance known as steroid is derived from cholesterol and acts as a hormone in the body.
They have a long half life and bind to nuclear and cell membrane receptors for their appropriate action in the metabolic activities of the body such as homeostasis, immune response etc.
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The feeling of being in a forest of trees that are some of the biggest and oldest creatures ever to live on the planet is known as a(n) __________ ecosystem service.
Answers
A biophilia ecosystem service is the sensation of being among a forest of trees, some of the largest and oldest organisms to have ever existed on Earth. Edward O. Wilson, a biologist and naturalist, invented the word "biophilia" to explain how people are inherently drawn to the natural world.
The advantages individuals experience from being in a natural setting include bettering their physical and mental health, increasing their creativity and productivity, and feeling more content.
These advantages are referred to as "biophilia ecosystem services." In this aspect, trees are especially crucial since they offer a range of ecosystem services including clean air, water filtration, and wildlife habitat.
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"Real life" application: As in the balloon, large bodies of water (oceans, ponds, and
lakes) absorb a lot of heat energy with only small changes in temperature.
Why would this benefit organism living in large bodies of water?
Answers
The capability of water bodies to absorb a lot of heat with only a small change in their temperature helps aquatic organisms to maintain temperature homeostasis.
What is homeostasis?Homeostasis is the property of living organisms to maintain a relatively stable range of internal processes such as temperature, pressure, the concentration of nutrients, etc., relative to their external environments.
The normal range of operation of the internal processes is known as the setpoint. Beyond the setpoint, organisms' life may be in danger or they may suffer irreparable damage to their bodies. Thus, the ability to maintain stable internal processes is a survival characteristic in the face of a constantly changing environment.
If the temperature of water bodies changes greatly with the absorbance of heat, this may damage the body temperature regulation ability of aquatic organisms. Thus, it puts their lives at major risk.
With only a little variation in temperature, aquatic organisms would be able to adjust their internal regulatory attribute to ensure that they maintain their normal body temperature.
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How do limiting factors determine the carrying capacity of an ecosystem?Why is sod valuable? a. loses fertility c. prevents soil erosion b. loses topsoil d. causes soil erosion
Answers
Limiting factors affect the carrying capacity by limiting available resources and regulating population sizes. Sod is valuable because it prevents soil erosion. Option C.
How limiting factors affect the carrying capacity?
The carrying capacity is the capability of the environment to support a growing population. It might be affected by different factors, known as limiting factors.
Limiting factors might depend on population density or be density-independent.
Density-dependent factors → depend on the population size → intra- and interspecific competition or predation.These factors are related to the interaction between populations and species. They might compete for resources (in which case resources become limited, affecting population sizes) or might establish a predator-prey relationship (in which case, predators and prey depend on each other and regulate their population size).
Density-independent factors → do not depend on the population size → Human impact or natural disasters (fires, volcanic eruptions, flooding).
Density-independent factors cause damage to the ecosystems, reducing the available resources such as food, water, or shelter and consequently decreasing the number of individuals. These factors reduce the carrying capacity of the environment.
In both cases, limiting factors regulate population size.
What is erosion?Erosion is the fertile soil loss process that leads to its degradation. It is due to several external agents that damage the ground and drag the exposed material from the superficial layers.
All the erosive agents act together, altering the soil composition, shape, and structure.
Some erosive agents are water, wind, ice, gravity, and animal trampling.
The loss of natural plant cover aggravates the erosive effects since no plants are protecting the soil.
Soil plant cover reduces erosion because the aerial part of the plant protects the surface, while roots protect the ground structure and absorb water.
Several grass species develop large roots to establish themselves on the ground. This characteristic helps to reduce erosion and to keep soil humidity.
In conclusion,
Limiting factors regulate population size.Plant cover avoids erosion. So, the correct option is C. Sod is valuable because it prevents soil erosion.You can learn more about erosion and limiting factors at
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As you study a cell under a microscope, you observe a nucleus and a large vacuole. What features would
you look for to decide what type of eukaryotic cell this is?
a. cell membrane and vesicles
b. cell wall and chloroplasts
smooth E.R. and rough E.R.
d. lysosomes and mitochondria
Answers
Answer: C
Explanation:
The answer is c. Smooth ER and Rough ER. Smooth ER is a type of organelle found in the cytoplasm of eukaryotic cells, and appears smooth and tubular under the microscope. It is responsible for the synthesis and modification of lipids, hormones, and carbohydrates. Rough ER is a type of organelle found in the cytoplasm of eukaryotic cells, and appears granular and ribosome-studded under the microscope. It is responsible for the modification and transport of proteins. By looking for the presence of both of these organelles, we can determine what type of eukaryotic cell this is.
Describe the climate of the Blue Ridge Mountains in Georgia
Include average temperatures in C° and annual precipitation in centimeters
Answers
The climate of Blue Ridge Mountains varies depending on the season. it ranges from 19°c in the summer and approximately 5°c during winter. The precipitation annually is between an average of 23 to 39 centimeters during the fall.
What is the climate of Blue Ridge Mountains in Georgia?Blue Ridge Mountains, Georgia has a climate that is dependent on its weather. Its temperature rises up to 19°c when it is summer time and goes as low as 5°c when it is winter.
Blue Ridge Mountains can see rain ranging from 23 to 39 centimeters which is about 9 to 15 inches a year during the fall.
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4. Discuss the sense organs of cnidarians
Answers
Answer:
To tell the truth I don't know what none of this stuff so I searched it up.
Explanation:
Cnidarian sense organs are thought to be exclusive to the medusa, a point we dispute subsequently. Nevertheless, the sense organs of the medusa are highly developed and distributed across Scyphozoa, Hydrozoa, and Cubazoa. In those hydrozoans with a medusa stage, many have eyes associated with the tentacle base.
Hope that is what you are looking for.
Answer:
he rhopalium, the sense organ bearing structure of Scyphozoa, as well as the Cubozoa (a modified group within the scyphozoans), contains the statocyst and eyes. It is borne on the margin of the bell in the medusa. The rhopalia of cubozoan medusae contain eyes with lenses, the most dramatic of cnidarian sense organs.
Explanation:
Why is the plasma membrane important for the cell?
Answers
Answer & Explanation:
The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell. And that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.
Pls, choose me as brainliest!
2. dependence problems.
narcotic
illegal drug
Answers
narcotic are illegal drugs is a true statement.
Option A is correct
What are narcotic?The term narcotic originally referred medically to any psychoactive compound with numbing or paralyzing properties
Chemicals with an intense physiological effect, such as drugs and psychoactive chemicals, modify brain function and momentarily affect perception, mood, and feelings.
Due to their detrimental effects on the body and human health, drugs are outlawed in the majority of nations around the world. Heroin and cocaine, which are deadly narcotics, cause the most severe addiction.
Drug dependence results in both physical and mental dependence.
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Complete question:
. Narcotics are illegal drugs
A. O True
B. O False
Which of the following is not a product or use of tropical rainforests?
a
b. medicine
C. tourism
d.
food
none of the above
Answers
Answer:
tourism
hope it helps you!!
Answer:
C.tourism
Explanation:
our of a Plant Cell: Structures and Functions (BioFlix tutorial)
Part A - Comparing plant cells and animal cells
Plant cells and animal cells share many of the same structures, but each type of cell also has unique structures. In this activity, you will indicate which cell structures are found only in plant cells, only in animal cells, or in both plant and animal cells.
Drag each cell structure to the appropriate bin. If a structure is found in both plant cells and animal cells, drag it to the "both" bin.
Answers
Animal and plant cells posses both similarities and differences in their structures. Based on organelles they are :
PLANT ONLYChloroplastCellulose cell wallCentral vacuoleANIMAL ONLYCentriolesBOTH ANIMAL AND PLANT CELL
MitochondriaEndoplasmic reticulumGolgi apparatusCytoskeletonNucleusPlasma membraneWhat makes it an organelle?An organelle is a specialized component with a particular function that is often found within a cell in cell biology. The suffix -elle, a diminutive, in the word organelle, refers to the concept that these structures are components of cells, much like organs are to the body.
The nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles are among the organelles found in animal cells. Despite not being protected by a membrane, ribosomes are frequently referred to as organelles in eukaryotic cells.
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HELPP ALOT OF POINTS WILLGIVE BRAINILIEST
how do prairie plants provide habitat for pollinators?
Answers
Answer:
Prairie plants provide habitat for pollinators such as bees, birds, and butterflies by providing sources of food and shelter. Prairie plants also help optimize reconstructions of habitats for pollinators, which is an important ecosystem service. Additionally, prairies play an important role in the larger ecosystem.
Explanation:
Answer:
Pollinators need prairies AND prairies need pollinators.
Explanation:
Yet, they grow food for many of our insect species. Not only do prairies provide nectar and pollen from wildflowers, they provide shelter and nesting places.
Which statment describes the relationship
between the reactants of photosynthesis
and the products of cellular respiration?
A:Cellular respiration and photosynthesis are
unrelated
B:The reactants of cellular respiration are the
reactants of photosynthesis
C:The products of cellular respiration serve as
the reactants of photosynthesis
D:The products of cellular respiration are the
products of photosynthesis
Answers
Answer:
the answer is c. the product of cellular respiration serve as the reactants of photosynthesis
WILL MARL BRAINLIEST!!!!
The islands bordering the deep-sea trenches
A. result from a series of quiet, continuous basaltic eruptions.
B. are accumulations of sediments on the margins of the trenches.
C.are formed from the activities of coral and other organisms.
D. are explosive volcanoes that emit lavas.
Answers
Answer:
i think its d
Explanation: