One possible hypothesis is that these phenotypes follow the principles of independent assortment. This principle states that the inheritance of one trait does not affect the inheritance of another trait.
When considering the inheritance of phenotypes discussed in dihybrid genetics and the study of the corn cross card, one possible hypothesis is that these phenotypes follow the principles of independent assortment. Therefore, the inheritance of the phenotype for seed color (either yellow or green) should be independent of the inheritance of the phenotype for seed shape (either round or wrinkled).
Based on this hypothesis, we would expect to see a 9:3:3:1 ratio of phenotypes among the offspring of a dihybrid cross between parents that differ in both seed color and seed shape. This ratio would include nine offspring with both dominant phenotypes, three offspring with each of the two different combinations of dominant and recessive phenotypes, and one offspring with both recessive phenotypes.
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What is the difference between the Greenhouse Effect and Global Warming?
Answer:
Global warming is the change in the climate of the earth causing it to heat up whereas the greenhouse effect is a naturally occurring phenomena, constantly occurring due to the atmosphere and sunlight.
Which of the following is example of chemical mutagen *?
This chemical mutagen includes substances like salt, Sodium azide, and ethyl methanesulfonate. Here option C is the correct answer.
A monofunctional ethylating agent called ethyl methanesulfonate has been shown to be mutagenic in a range of genetic test systems, including viruses and mammals. Additionally, it has been demonstrated to cause cancer in animals.
One of the most potent chemical mutagens in agricultural plants has been sodium azide. The development of an organic metabolite of the azide molecule mediates the mutagenicity. This metabolite enters the nucleus, interacts with the DNA, and alters the genome at a specific location.
Strong mutagens include a class of very poisonous substances called vesicants, of which mustard gas is the best-known example.
Complete question:
Which of the following is a chemical mutagen?
A - Ethyl methane sulphonate and X-rays
B - Sodium azide and UV rays
C - Ethyl methanesulphonate and Sodium azide
D - X-rays, gamma rays, and UV rays
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PLEASE HURRY
How do cells conserve genetic information and still increase genetic variability?
Hi, Please help me label these Cells and DNA, THANKS will MARK BRAINLIEST AND 5 STARS
Answer: I'm willing to help but, I can't see the screenshot
Answer:
The top left box is NUCLEUS.
The second box (from left to right) is CHROMOSOME.
Regarding the 2 boxes left:
Top one is GENE.
The one below is DNA.
easynotecards which model of the lac operon correctly shows rna polymerase, lactose, and repressor protein when the structural genes are being transcribed?
Model B shows lac operon model which correctly shows RNA polymerase, lactose, and repressor protein when the structural genes are being transcribed.
For the transport and metabolism of lactose in E. coli and other bacteria, the lac operon is an operon, or a collection of genes, with a single promoter.
The Lac Operon model may be used to describe how prokaryotic genes are regulated. Here, it is possible to see how changes in physiology and the environment affect prokaryotes' ability to express certain genes. Monod and Jacob were present and saw it.
The regulatory gene generates repressor protein that binds to the operator when inductor lactose is absent. We can thus rule out all the other models in the possibilities based on this. The picture that is attached shows the illustration.
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Question correction is attached below:
Most cells in the adult body are no longer capable of ____________
O Apoptosis
O differentation
O specialized
O surrounds an embryo
Most cells in the adult body are no longer capable of differentiation. they loss their ability of totipotency and retain as such throughout the life.
Developmental biologists use the term "differentiation" to describe the natural process by which a cell with less specialised functions passes through maturity to become more distinct in shape and function. Cell differentiation is another name for it. A single-celled zygote, for instance, grows into a multicellular embryo, which then develops into a more sophisticated multisystem of several cell types called a foetus. The less specialised cell gets more specialised and takes on a more specific job as the size, shape, polarity, metabolism, and reactivity to signals change substantially. By using a methodical approach, differentiation in medicine refers to identifying which of several illnesses with comparable symptoms the patient is actually experiencing.
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Describe two specific ways you plan to keep your heart healthy? please make it in your own words. I will give brainliest.
Answer:
1. to eat healthy food and drink lot's of water.
2. quit smoking and stay away from second hand smoke.
Explanation:
Of all six technologies that wood identifies, which do you find the most interesting, useful, or pertinent to your own life? discuss.
orbital launch vehicles are the most interesting, useful, or pertinent to your own life.
What is a launch vehicle?A launch vehicle or carrier rocket may be a rocket-propelled vehicle used to carry a payload from Earth's surface to space, usually to Earth's orbit or beyond. A launch system includes the launch vehicle, launch pad, vehicle assembly, fueling systems, range safety, and other related infrastructure. Orbital launch vehicles are often grouped based on many different factors, most notably payload mass, although price points are a serious concern for some users.
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www stands for ____ ..
Answer:
www stands for world wide web .
the sry gene on the y sex chromosome triggers the synthesis of
The SRY (sex-determining region Y) gene, which is located on the Y chromosome, is responsible for triggering the synthesis of a protein known as testis-determining factor (TDF).
This protein is crucial for the development of male sex characteristics and the formation of the testes during embryonic development. The long answer to your question involves understanding the complex genetic mechanisms that regulate sexual development in humans and other animals, including the roles of hormones, signaling pathways, and other genetic factors.
While the SRY gene is a key player in this process, there are many other genes and factors that also contribute to sex determination and differentiation, making this a fascinating and ongoing area of research in developmental biology.
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One this slide/page you will not place a photograph. Write a paragraph (5 sentences) about your strengths as a photographer . What are you good at capturing? Use terms from the above slide/pages in your paragraph. Then write a paragraph (5 sentences) about your weaknesses. Again use the terms from all the above slides /pages in your answer . Finally, tell me what skills you will use later in life based on your experiences in this class.
As a photographer, my strengths lie in capturing the essence of natural landscapes and the beauty of candid moments.
I excel at utilizing composition techniques such as rule of thirds, leading lines, and framing to create visually appealing and captivating images. I have a keen eye for lighting, using techniques such as high contrast and golden hour shooting to enhance the mood and atmosphere of my photographs. Additionally, I am skilled in post-processing using software like Adobe Lightroom, allowing me to enhance colors, contrast, and clarity to achieve the desired aesthetic.
On the other hand, I recognize that my weaknesses lie in portrait photography and studio setups. I struggle with posing and directing subjects to achieve the desired expressions and compositions. Additionally, I have limited experience in using artificial lighting equipment and creating elaborate setups. I am eager to improve in these areas by learning more about portrait techniques and practicing in controlled studio environments.
Based on my experiences in this class, I have developed valuable skills that I will continue to use later in life. These include a strong understanding of composition principles, a discerning eye for capturing fleeting moments, and proficiency in post-processing techniques. These skills will not only benefit my personal enjoyment of photography but also open up opportunities for me to pursue photography as a career or engage in freelance projects in the future.
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. Which of the following can create an ocean current?
*
Wind
Tides
Density
All of the Above
Describe the process of photosynthesis to explain at least 1 requirement for photosynthesis that would need to be considered for chloroplasts to function in an animal or a human.
Answer:
the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.
Can I have help please
Answer:
Nicotine
Tar
Carbon Monoxide
Telomerase is fully active in _____ and _____ cells, but almost completely inactive in _____ cells.
Telomerase is fully active in germ and stem cells, but almost completely inactive in somatic cells.
What is cell?The smallest biological unit capable of supporting life on its own and constituting both all living entities and bodily tissues. The three essential parts of a cell are the cell membrane, nucleus, and cytoplasm. The cell membrane, which encloses the cell, controls the chemicals that enter and exit the cell.The nucleus, a part of the cell that contains the nucleolus, is where the majority of the cell's DNA is found. Additionally, the majority of RNA is produced there. Cytoplasm is the term for the substance that makes up a cell. It also features extra tiny cell parts with separate functions.In the cytoplasm, the majority of chemical reactions and protein synthesis take place. There are almost 30 trillion cells in the human body.Learn more about cell here:
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50 points and brainliest
Type 2 things that you learned that are unique to humans’, flatworms’, and plants’ waste removal systems.
(two each)
real answers please
Explanation:
while these infections can occur in cows and pigs, it isn't an animal-specific condition. Tapeworms can also infect humans, although it's not a common infection. The Centers for Disease Control and Prevention (CDC) estimates there are less than 1,000 new tapeworm infections in humans in the United States eachwhile these infections can occur in cows and pigs, it isn't an animal-specific condition. Tapeworms can also infect humans, although it's not a common infection. The Centers for Disease Control and Prevention (CDC) estimates there are less than 1,000 new tapeworm infections in humans in the United States each
Answer the question below.
Please ignore the colored dot.
Do not answer if you have no idea. I am sick of that.
Answer:
Large areas of the earth with similar climate and ecosystems are called biomes.
Explanation:
Biomes are defined as areas of the planet with common characteristics, such as animal and plant species, as well as climate, which is why it is called a bioclimatic landscape.
When a relationship is established between an ecosystem —with all its biotic and abiotic components— and the climate in a given area, reference is made to a biome. Consequently, a biome represents large areas of land with similar geographical, climatic and biological conditions.
The other options are not correct because:
Communities are groups of individuals with common characteristics. Populations are individuals of the same species that occupy a certain space in a certain time. Organisms are synonymous with living beings.HELP answer only if 100% sure you think that is the correct answer.
Answer:
First picture
● C.
Second picture
● B.
Third picture
● I think C.. sorry but the picture is so blurred!
Fourth picture
● A.
Fifth picture
● A.
\(\color{yellow}{}\)\(\color{yellow}{}\)\(\color{yellow}{}\)\(\color{yellow}{}\)\(\color{yellow}{}\)\(\color{yellow}{}\)\(\color{yellow}{}\)\(\color{yellow}{}\)
Answer:
1stPicture= Option C
2nd Picture=Option B.
What group of organisms can be further classified into Kingdoms?(1 point)
What are the two types of ions and how do they differ?
Answer:
Cautions and anion
Explanation:A positively charged ion is known as cation. A cation is formed by the loss of one or more electrons by an atom. The ions of all the metal elements are cations. A negatively charged ion is known as anion.
A baby is born with phenotypic characteristics of Down’s syndrome ; a rounded face, small chin, almond shaped eyes, and shorter limbs. Evidence from which of these techniques would best confirm the child has an extra chromosome 21
Answer:
shorter limbs would be the best characteristic to confirm
Explanation:
point out the predators, consumers, producers, primary consumers, etc
write it like
fox: predator
Grass : producer
Mouse & Deer : primary consumers
fox : predator or secondary consumers
Lion & Eagle : Tertiary consumers
Answer:
producers;grass
primary: deer and rabbit
hawk and fox are next in the chain
and mountain lion is the predator
Explanation:
its a simple food chain
True/False. a heterozygote in a diploid individual would have 2 different alleles at the designated locus.
True. A heterozygote in a diploid individual would have 2 different alleles at the designated locus.
A gene region where there are two distinct alleles present. One normal allele and one mutant allele, or two distinct mutated alleles, can make up a heterozygous genotype (compound heterozygote).
What are some examples of heterozygote advantage?The instance of sickle cell anemia is a well-known illustration of heterozygote advantage in humans. The first hereditary disease to be linked to a particular genetic mutation, a single letter (base) alteration in the DNA of a gene generating a component of hemoglobin, was sickle cell anemia.
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I need help on this problem
Daphnia is an acuatic microarthropod which depends on the environment to perform its metabolic tasks. Arthropods are poikolotermic, which means their body temperature depends in the environment's temperature. Considering the above, it would be important to measure the following variables for some period fo time, let's say 90 days: 1) temperature, 2)salinity, 3)organic matter and 4) pH. Number of days is important, so we could give Daphnia time to acclimate to its new environment. We should measure at least to points, in the beginning, to measure the immediate to response to the abiotic change, and at the end, to measure the effect of the measured variable in Daphnias heart.
The design could comprise treatments with normal values of this variables where Daphnia lives, and with a couple of extreme values (both upper and lower extremes. For example, imagine Daphnia uses to live in lakes with mean temperature of 19 C, then this would be the control case for temperature and you could also use 14 C and 24 C, as the treatments to explore the effects of temperature variation. In any case the choice of values should be informed by literature. For example with ongoing climate change, you could use the projected rises in temperature to explore how Daphnia would perform in those cases. After performing the individual variable assays (I mean, temperature fluctuates, the rest of parameters are hold the same). It would be pretty informative to combine variables. Let's say, how could Daphni behave with warming and acidic pH. Another example, how could Daphnia behave with warming and organic matter enrichment/oligotrophy (poor concentration of nutrients). In this way you could asses more realistic scenarios, since nature has these and much more variables playing simultaneously. According to the problem, heart rate is the variable of interest (that is of our response variable), therefore we should measure heartrate in all the conditions mentioned above. As all organismis search to keep their metabolism/functions (that includes heart rate, among many other) with major changes, we should see some fluctuations in the begginng of the assay, but their will tend to stabilize if Daphnia is able to cope with the altered environment conditions.
Which lineages of vertebrates are aquatic and which are terrestrial (live octand)? ray-finned fish v lobe-finned fish 1. aquatic mammals 2. terrestrial amphibians 3. both: but at different stages of their life reptiles Save Question 6 (0.5 points) Match the anatomical term with the organ system it belongs to De Saved Deta stomach
In terms of lineages of vertebrates, ray-finned fish and lobe-finned fish are aquatic.
Aquatic mammals are also aquatic, while terrestrial amphibians are mostly terrestrial. Reptiles can be both aquatic and terrestrial, depending on the species.
In more detail, ray-finned fish and lobe-finned fish are adapted to aquatic environments, having fins and gills for movement and respiration. Aquatic mammals, such as whales and dolphins, have evolved for life in the water with specialized features like streamlined bodies and flippers.
Terrestrial amphibians, like frogs and salamanders, mainly live on land, though they still rely on water for reproduction. Finally, reptiles, which include turtles, lizards, and snakes, can be found in both aquatic and terrestrial habitats, with different species adapted to either lifestyle.
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during mitosis in animal cells, at which phase do centrioles begin to move apart?
Answer: In the first phase of mitosis, called interphase, centrioles replicate. This is the phase immediately prior to cell division, which marks the start of mitosis and meiosis in the cell cycle. Prophase and Asters and the Mitotic Spindle In prophase, each centrosome with centrioles migrates toward opposite ends of the cell.
Explanation:
Answer:
Prophase
Explanation:
In animal cells, the centrioles near the nucleus begin to separate and move to opposite poles (sides) of the cell.
Which are characteristics of a prokaryotic cell? Select three options.
name the main branches of biology
Answer:
Microbiology
Anatomy
Physiology
Explanation:
have a good day!
what are chromosomes?
A. Strands of DNA wrapped around proteins
B. A form of virus that infects cells
C. Any organism that contains DNA
D. The alleles that cause certain traits
Answer:
A?
Explanation:
a
I believe the answer is A. Strands of DNA wrapped around proteins.
15points+brainliest to whoever answers right!! please help it’s due tonight :(!
Answer:
The initial observation was that Gary was giving off a nasty slime and a stinking odor, which is slimotosis.
The independent variable was the treatment: rubbing seaweed on the Gary's shell and drinking Dr. Kelp.
The dependent variable was the amount of slime and the odor.
Spongebob's conclusion should be that the treatment worked but it is uncertain which treatment cured Gary because they were being tested at the same time.