What is Mendol’s contribution to genetics?
Answers
Answer:
He proved that organisms get their genes inherited from their parents, they come in gene pairs.
Related Questions
suppose you find a paper clip stuck to a magnet you pull off the paper clip and move it to a short distance away from the magnet what happened to the magnetic Force between the magnet and the paper clip A. it disappears B. it gets stronger C. it gets weaker D.it stays the same
Answers
Answer: C
Explanation: it gets weaker because there not as close together
Explain how the different forms of the gene produce different colours of coat.
Answers
Answer:
Skin colour is a good example of polygenic (multiple genes) inheritances. Skin colour is determined by the amount of the dark colour pigment melanin in the skin. This trait is determined by at least three genes. The genes that determine skin colour have two alleles each and are found on different chromosomes.
Answer:
The gene has 6 colours of coat.
skin colour is a good example of polygenic (multiple gene) inheritances. skin colour is determined by the amount of the dark colour pigment melanin in the skin. this trait is determined by at least three genes.
receptor cells for our sense of ________ reproduce themselves every week or two.
Answers
The receptor cells for our sense of smell reproduce themselves every week or two.
A receptor cell is a specialized cell type that detects signals from the environment or from other cells and conveys that information to the central nervous system (CNS). Receptor cells come in a variety of shapes and sizes, and they are classified into many groups based on their function. These cells play a key role in sensory perception, allowing us to experience our environment and communicate with other people.The olfactory epithelium is the name for the nasal cavity's sensory membrane. It contains receptor cells that can detect odor molecules. The olfactory epithelium's receptor cells are continuously dividing and replacing themselves every one or two weeks. The nose's ability to detect smells is dependent on this ongoing process.
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The man who is colorblind married a woman with normal vision. Complete the Punnett square below and write the possible genotypes and phenotypes of their children. Assume that the mother is a carrier for colorblindness.
(im guessing you will have to save this screenshot and draw on it)
Answers
Answer:
here i can help you with this
Explanation:
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3. The main difference between saturated and unsaturated fatty acids is
(a) the amount of energy found in the fatty acid.
(b) saturated fatty acids are liquids.
(c) unsaturated fatty acids can be packed together very tightly.
(d) the number of hydrogen atoms bonded to the carbon atoms.
4. The function of proteins can include
(a) helping cells keep their shape.
(b) helping to destroy foreign substances.
(c) speeding up biochemical reactions.
(d) all of the above
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5. The characteristics of DNA includes which of the following?
(a) DNA is made of nucleotides consisting of a sugar, a phosphate group, and a carbon base
(b) DNA is made of a single polynucleotide chain, which winds into a double helix.
(c) DNA is how inherited characteristics are passed from one generation to the next.
(d) all of the above
6. Which category of organic compound is the major component of cell membranes?
(a) carbohydrate
(b) lipid
(c) protein
(d) nucleic acid
7. The cell wall of plants is made out of
(a) starch.
(b) glycogen
(c) cellulose
(d) chitin
Answers
Answer:
3. (a) the amount of energy found in the fatty acid.
4. (d) all of the above
5. (c) DNA is how inherited characteristics are passed from one generation to the next.
6. (b) lipid
7. (c) cellulose
Explanation:
3. Saturated fats have more energy due to the double bonds that are found in the molecules.
4. Different proteins have various and roles within the cell.
5. Each nucleotide, in turn, is made up of a nitrogenous base (not carbon base), a pentose sugar, and a phosphate. DNA is a double chain.
6. Biological membranes consist of a continuous double layer of lipid molecules in which membrane proteins are embedded.
7. The cell wall is composed of a network of cellulose microfibrils and cross-linking glycans embedded in a highly cross-linked matrix of pectin polysaccharides.
foods that have a higher risk for contributing to foodborne illness are O high in protein and waterO low in water and fat O high in protein and acidity O low in protein and acidity
Answers
Foods that have a higher risk for contributing to foodborne illness are those that are high in protein and water content, as well as those that are low in water and fat.
Here, correct option is A and B.
High protein foods are particularly vulnerable to bacterial growth and can easily lead to foodborne illnesses if not cooked or stored properly. Additionally, foods that are high in acidity can also promote the growth of bacteria, as acids can neutralize the natural protective factors against the growth of bacteria.
Low protein and low acidity foods are naturally more resistant to bacterial growth, making them less likely to cause foodborne illnesses. When handling and preparing foods, it is important to practice safe food handling procedures and to ensure that all food is cooked to the appropriate temperature and stored safely.
Therefore, correct option is A and B.
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complete question is :
foods that have a higher risk for contributing to foodborne illness are
A. high in protein and water
B. low in water and fat
C. high in protein and acidity
D. low in protein and acidity
in which stage of the nitrogen cycle is atmospheric nitrogen converted into biologically usable forms?
Answers
In Fixation stage of the nitrogen cycle is atmospheric nitrogen converted into biologically usable forms.
The nitrogen cycle is one of the biogeochemical processes that transforms inert nitrogen from the atmosphere into a form of nitrogen that is more useful to living things. We must first understand a few facts regarding nitrogen before talking further about the nitrogen cycle. All species require nitrogen as a vital component. All proteins and nucleic acids contain nitrogen atoms. In the environment, nitrogen typically exists as nitrogen gas (N2). Bacteria convert gaseous nitrogen into ammonia, a form of nitrogen that plants may use, through the process of nitrogen fixation. Animals that consume plants receive useable nitrogen molecules in return.
Nitrogen is a common limiting nutrient in both agriculture and nature. A limiting nutrient is one that limits development because there is a restricted supply. Thus, it is evident that nitrogen is a necessary element in nature. The article concentrates on the nitrogen cycle's specifics.
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the earliest step in tissue repair involves: a. replacement of destroyed tissue by the same kind of cells. b. proliferation of fibrous connective tissue. c. formation of scar tissue. d. formation of granulation tissue.
Answers
Option d is Correct. Granulation tissue is formed as the first stage of tissue restoration. This is the initial phase of recovery. The wounded site is now being closed by coagulation.
When blood escapes the body, hemostasis tissue begins. Blood arteries contracting to lessen blood flow is the initial stage of hemostasis. Platelets then adhere to one another to seal the blood vessel wall's tear.
Regeneration is a sort of healing when new growth entirely transforms injured tissue sections back to their pre-damage state. Fibrosis, also known as fibrotic scarring, is a pathological form of wound healing when connective tissue replaces healthy parenchymal tissue to the point where it continues unchecked, significantly remodeling the surrounding tissue and forming a permanent scar.
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The human body is a complex system. Which pair of systems below is most directly required to make the human body move?
Answers
Answer:
Explanation:
The answer to your question: The muscular and skeletal systems! Hope this helped :)
A newly discovered strain of anopheles gambiae, a mosquito, is found to be resistant to a particular insecticide due to a new allele at a specific locus. When individuals of this strain are mated with individuals of an insecticide-susceptible strain of a. Gambiae, all offspring are susceptible. If males and females of these susceptible offspring are then mated with one another, what proportion of offspring do you expect will be resistant?.
Answers
0.25
Proportion of offspring we expect will be resistant is 0.25
What is meant by specific loci?A locus is a fixed, specific location on a chromosome where a certain gene or genetic marker is found in genetics.
We looked at any connections that might exist between the usage of insecticides in agriculture and the development of insecticide resistance. Anopheles gambiae strains that are widely recognized and replicated mosquito larval environments were used in bioassays. Insecticide-used sites, sites where they had not been used for two months, and sites where they had not been used at all were all sampled for soil in Benin's vegetable-growing regions. When exposed to soil that had previously been treated with insecticides, pyrethroid-susceptible strains' pupation and emergence rates were extremely low. Pupation and emergence rates were much greater in strains with the kdr mutation alone or in combination with the Ace-1 mutation. In general, strains with the kdr mutation outlived those without it more frequently. Despite the observational nature of our study, we give indirect evidence that agricultural soils contain pesticide residues that may contribute to the development of insecticide resistance in Anopheles. To more effectively use the insecticide within the framework of integrated pest control programs, this element should be taken into consideration.To learn more about Anopheles visit:
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why cant you touch your palm to your shoulder? (on the same arm)
Answers
Answer: cause
Explanation:
Some people can some cant
in modern systematics, species are organized into monophyletic groups based on their evolutionary relationships; that is, they are organized into blank . multiple choice question.
Answers
In modern systematics, species are organized into monophyletic groups based on their evolutionary relationships; that is, they are organized into clades.
Systematics is a branch of biology that deals with classification of organisms based on their species, genus or taxa, which represents their evolutionary relationships. A monophyletic group consists of members having common ancestral origin and all the descendants of that most recent common ancestor. It is same as cladistic grouping. It also has descendants of common ancestors. Identification of evolutionary relationships helps in understanding the anatomy of the extinct organisms, their development over time and how their features evolved to survive in the changing nature/ environmental conditions. Evolutionary biology seeks to explain the diversity of life and interpret the adaptations among the species. With time, the most fit species survived by the process of natural selection of best evolved species.
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Why doesn't a gummy bear grow as much in sugar water as it does in normal water?
Answers
Hope this helps<3
Answer:
In comparison to the gelatin molecules in the candy, salt or sugar ions in water are significantly smaller. Water molecules go to a location with more solute to balance things out due to osmosis. The problem is that the water is trapped inside the candy and cannot escape. Because the Gummy Bear can't get any smaller, it keeps the same size.
what is the relationship between transpiration and stomata
Answers
Answer:
Stomata are pores in the leaf that allow gas exchange where water vapor leaves the plant and carbon dioxide enters. Special cells called guard cells control each pore's opening or closing. When stomata are open, transpiration rates increase; when they are closed, transpiration rates decrease.
Explanation:
Explain what determines Christchurch's air temperature during normal years.
Answers
Answer:The closer a location is to the equator, the more energy it receives from the sun. Therefore, a location's air temperature is affected by its distance from the equator. The amount of energy from the Sun does not change during El Niño years so there must be some other cause for cooling in New Zealand
Explanation:
Energy from the sun is transferred to Earth’s surface. Some of that energy is then transferred to the air above the surface. The closer a location is to the equator, the more energy it receives from the sun. Therefore, a location’s air temperature is affected by its distance from the equator. The amount of energy from the Sun does not change during El Niño years.
What else affects the air temperature of Christchurch?The energy transmits from warmer substances to colder substances. Warmer air transmits energy to cooler currents whereas warmer currents transmit energy to cooler air. In normal years, a warm current passes by New Zealand and warms its air. Something may disturb this current during El Niño years.
Thus, In normal years, a warm current passes by New Zealand and warms its air.
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what clinical manifestations are expected in the course of altered cellular proliferation and differentiation?
Answers
It is suggested that a number of diseases, including as cancer, atherosclerosis, rheumatoid, psoriasis, idiopathic pulmonary fibrosis, and cirrhosis of the liver, are mostly caused by excessive cell proliferation and cellular matrix turnover.
The process of increasing the number of cells is called cell proliferation. Contrarily, cell differentiation is the process of creating several cell types that develop into tissues and organs with particular roles within the body. multiplication of stem cells.
When stem cells divide, one daughter cell stays a stem cell while the other develops (e.g., to an intestinal epithelial cell). Blood cell differentiation serves as a good illustration of stem cells proliferating continuously.
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A deoxyribonucleotide is composed of? ribose pentose with 3' oh phosphate group nitrogenous base
Answers
A deoxyribonucleotide is composed of a deoxyribose pentose sugar, a 3' hydroxyl group, a phosphate group, and a nitrogenous base that makes a DNA molecule.
Deoxyribose Pentose Sugar: Deoxyribose is a type of pentose sugar that forms the backbone of DNA. It is a five-carbon sugar that lacks an oxygen atom at the 2' position, which distinguishes it from ribose, another type of pentose sugar that has an oxygen atom at the 2' position. This absence of the 2' hydroxyl (OH) group in deoxyribose gives DNA its name, as compared to RNA (ribonucleic acid) which contains ribose sugar.
Phosphate Group: A phosphate group is a chemical group composed of one phosphorus atom bonded to four oxygen atoms. It is attached to the 5' carbon of the deoxyribose sugar in a deoxyribonucleotide, forming a phosphodiester bond with the adjacent nucleotide, and creating the backbone of the DNA molecule.
Nitrogenous Base: The nitrogenous base is the third component of a deoxyribonucleotide, and it can be one of four possible bases: adenine (A), cytosine (C), guanine (G), or thymine (T). The nitrogenous base is attached to the 1' carbon of the deoxyribose sugar via a glycosidic bond. The specific sequence of nitrogenous bases along the DNA molecule forms the genetic code, which carries the instructions for the synthesis of proteins and other cellular processes
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Explain the treatment goals for Clark cow
Answers
Answer: seizure is an abnormal electrical activity in the brain shown by an animal. In a typical seizure, the body of the animal shakes rapidly and uncontrollably. Water can be a cause of a seizure whentoo much water, by osmosis, moves into the brain. The increase in pressure of the brain will cause the fire rate of neurons to increase or decrease which leads to seizures. If the electrical signals in a neuron increases or decrease and are not at the normal level it will cause a seizure. Diffusion so the movements of atoms, ions, or molecules from an area of high concentration to an area of low concentration. The difference in concentration across the cell membrane is a concentration gradient. So, the molecules diffuse down their concentration gradient from areas ofhigh concentration to areas of low concentration. Sodium ions are impermeable and cannot diffuse through the cell membrane, which is the same for water molecules, but water molecules can pass the membrane through facilitated diffusion with the help of aquaporins.
Explanation:
Relate the functions and characteristics that all cells have
Answers
Explanation:
They provide structure and support, facilitate growth through mitosis, allow passive
What does it mean for a cell to be
undifferentiated?
A. It just went underwent mitosis and is awaiting instructions.
B. It is not yet specialized and has the potential to become any type
of cell.
C. It has lost its DNA and has no instructions.
Answers
the corpus luteum appears: group of answer choices after ovulation. prior to ovulation. only during pregnancy. in the prostate gland. in the uterine lining.
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The corpus luteum appears (a) after ovulation. Ovulation is the process in which a mature egg is released from the ovary into the fallopian tube, marking the fertile period of a woman's menstrual cycle.
Following ovulation, the ruptured follicle in the ovary transforms into the corpus luteum. The corpus luteum is a temporary endocrine structure that secretes hormones, primarily progesterone, which is essential for the preparation and maintenance of the uterine lining in anticipation of pregnancy. If fertilization occurs, the corpus luteum continues to produce progesterone to support the early stages of pregnancy.
However, if fertilization does not occur, the corpus luteum undergoes regression, leading to a decrease in hormone production, and eventually becomes a scar-like tissue called the corpus albicans. Thus, the appearance of the corpus luteum is a critical event in the female reproductive system that occurs after ovulation and plays a vital role in fertility and early pregnancy.
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you are a marathon runner and need energy for tomorrow's race. how would eating pasta (and pie) help your body produce the energy it needs? Be sure to describe what will happen when you are running the race ( and breathing hard).
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In genetics, the PHYSICAL characteristic (tall, short, round, wrinkled) of an
individual is referred to as: *
Answers
Answer:
phenotype, genotype
Explanation:
How many inherited traits are considered in a dihybrid cross?
a.)2
b. )1
c.)3
d.)4
Answers
Question 70
What should be done after the project is an ongoing program?
a. Go to the next problem
b. Have a cost analysis done
c. Reevaluate goals and objectives; refine program
d. Analyze collection of consideration factors
Answers
The correct answer is c. Reevaluate goals and objectives; refine program. After the project has transitioned into an ongoing program, it is important to continually analyze its effectiveness and make any necessary adjustments. This includes reevaluating the program's goals and objectives and refining them as needed based on the analysis of the program's performance.
A cost analysis and analysis of consideration factors may also be helpful, but they should not be the primary focus after the project has transitioned into an ongoing program. After a project becomes an ongoing program, it is important to reevaluate its goals and objectives, and refine the program accordingly. This ensures that the program remains effective and aligned with its intended purpose. Analyzing and adjusting the program as needed is a key part of this process.
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Which increases the rate of soil formation?
Mixed layers
More Precipitation
Cooler temperatures
Very hard parent material
Answers
Answer: more precipitation
Answer:
B. more precipitation
Explanation:
The soil needs more rain or the organic material will die.
Plant selection is important for a rain garden. Which of the following best describes the types of plants that would be most effective to use in the rain garden in this experimental design to reduce the impact of urban runoff
Answers
Plants that are native to the local area and are well-suited to the soil and climate would be most effective to use in a rain garden to reduce the impact of urban runoff.
These plants have deep root systems that help to absorb and filter water, reducing the amount of runoff that enters local waterways. They also help to reduce erosion and improve water quality. Additionally, plants that are drought-tolerant and able to withstand periods of standing water would be beneficial, as rain gardens can hold water for extended periods. It is important to note that the choice of plants will depend on the local conditions and the experimental design of the rain garden, for example, the pH of the soil, the amount of sun exposure, and the size and location of the rain garden. An expert in the field of horticulture or hydrology would be best suited to make recommendations for plants that would be most effective in a given location.
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ii) What name is given to the process by which Lance's maize plants absorb the
mineral salts from the soil?
Answers
Answer:
active transport
Explanation:
Solution: Osmosis, diffusion, and active transport are the three processes by which plants can absorb water and other minerals of the soil.
If an average cell in an organism lives for 40 hours, how much time would it spend in each of the phases?
Answers
Answer:
A cell spends most of its time in (M phase) or metaphase, this is when the cell divides. The Ameba sisters videos can help you.
Explanation:
A fox and an owl both eat forest mice. which type of relationship does the fox have with the owl?
mutualism
predation
competition
commensalism
parasitism
plaz answer quick
Answers
Answer:
Competition
Explanation:
They are both eating the same food, which means, in a given ecosystem, they essentially have to "share" food. If only one of the species existed in the ecosystem, they would have access all the forest mice. When two species eat the same food, they have to compete to make sure they can get to the mice first. "the early bird gets the worm"
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