What are genetic crosses

Answers

Answer 1

Answer:

1:2:1 is the genetic crosses


Related Questions

Which hair is Is constitute about two third of the hair of women , one tenth of the hair of men, and all of the hair of children?

Answers

Answer:

vellus

Explanation:

The villus hair is also called as the peach fuzz refers to a fine thin and light-colored hair. It covers the majority of body parts such as face, stomach, legs and arms. This hair tends to be very short and has a length of 2mm.

Why making anti-viral medicines is harder than making anti-bacterial medicines ?

Also Is Virus a living parasites?​

Answers

Answer:

Making anti-viral drugs is more difficult than making anti-bacterial medicines because viruses have very few biochemical mechanisms of their own. They make use of host machinery which replicates. So it is very much difficult to find the targets where these drugs get interfered by not making any harm to the host. Thus, it is not easy to design an antiviral drug with high safety and effectiveness.

Explanation:

And i would say virus is a parasites but not a living parasite according to md

Answer:

Because antivirals can damage host cells where the viruses reside.

I hope this helps

all viruses are obligate parasites,that is they lack metabolic machinery of their own to generate energy or to synthesize proteins,so they depend on host cells to carry out these vital functions...

Which population is more difficult to count during a survey of biodiversity?
O A clumped population
O A uniform population
A mobile population
O A small population

Answers

A mobile population because they’re constantly on the move and are not set in one location like a clumped or uniform population.

Answer:

Mobile population

Explanation: I got it right

Which prediction is true based on this population pyramid?

The population is not growing.


The population is growing slowly.


The population is growing rapidly.


The population is declining.

Answers

I would say the population is growing slowly.

Hopefully that’s right.

Visible light comes from which one of the sun's layers?
O A. The radiative zone
B. The corona
C. The convection zone
D. The photosphere
O E. The core

Answers

Answer:

The correct answer is photosphere.

Explanation:

Visible light comes from the layer known as the photosphere.

The Sun's photosphere is the layer that emits visible light. The Sun's atmosphere has seven layers: The core, or the Sun's interior.  The radiative zone. The convective zone. The photosphere or the visible surface. The Chromosphere. And the corona, the outermost layer.

Visible light comes from one of the sun's layers called the photosphere, which is in option D, as the photosphere is the visible surface of the sun and is the layer from which most of the sun's visible light is emitted.

The sun consists of several layers, and each layer is with distinct characteristics. such as the innermost region, have the core, followed by the radiative zone, the convection zone, the photosphere, the chromosphere, and finally, the outermost layer called the corona. In the core, nuclear fusion takes place, and as a result, enormous energy is released.

Learn more about the sun layer here.

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where's ATP produced in a cell and how?​

Answers

The energy released during respiration is stored in the form of compounds called ATP molecules. They are produced by the enzyme ATP synthesis which converts ADP to ATP. It is located in the membrane of the cellular structures called mitochondria.

Answer:

Most of the ATP in cells is produced by the enzyme ATP synthase, which converts ADP and phosphate to ATP. ATP synthase is located in the membrane of cellular structures called mitochondria; in plant cells, the enzyme also is found in chloroplasts.

Explanation:

BRAINLIEST PLZ

y’all i need help please help

Answers

Answer: It is (D) Skin

Explanation: Skin can absorb materials, it also protects our body, it also regulates our body temp.

Skin does all of those things

For the numbered steps below, select the option that places them in the correct order. 1) The ribosome binds to the mRNA and uses tRNAs to translate mRNA into the corresponding amino acid polypeptide sequence. 2) The spliceosome removes introns. 3) The primary structure of the polypeptide chain undergoes hierarchical foldings to form the tertiary structure. 4) RNA polymerase binds to the promoter region of a gene and initiates transcription.

Answers

Answer:

first 4, then 2, then 1, and lastly 3

Explanation:

First, RNA polymerase binds to the promoter region of a gene on the DNA and initiates transcription. Transcription is the process by which we get mRNA (coding RNA) which is used as a template for protein synthesis. Then, in transcription, the resulting mRNA undergoes modification and maturation. This  involves removal of introns, addition of 3'-poly-A tail and 5'-cap. Introns are sequences that do not code for protein and are hence removed. The structure that removes introns is the spliceosome. Thirdly, mature mRNA travels to the cytoplasm. Ribosome (composed of rRNA) binds to mRNA and tRNA to start the process of protein synthesis. The process of formation of protein is called translation. Lastly, the primary structure of protein may undergo folding to form a tertiary structure.

No.3 plzz ...?
Any one ​

Answers

2^n=32

n=5

It doesn't really match up with the options so not sure, my best guess would be either choosing 16 or 4. 16 in case the person calculated as 16 times 2 = 32 and 4 bc its the closest.

How Can I Explain Why A Theory Is Also A Hypothesis?

Answers

Answer:

well a hypothesis is literally a scientific assumption or theory used to describe what they think is going to happen during a experiment

In meiosis, sister kinetochores are attached to the same pole of the cell during meiosis I, and sister chromatid cohesion is released during anaphase II. What would be the likely result if sister kinetochores were attached to different poles of the cell during meiosis I and sister chromatid cohesion was released during anaphase I

Answers

Answer:

sister chromatids would migrate to opposite poles in anaphase I

Explanation:

Kinetochores are multiprotein structures that establish the attachment of spindle microtubules to the chromatids during cell division (either mitosis or meiosis). Sister chromatid cohesion at the centromeres refers to the mechanism by which sister chromatids are paired and held together during meiosis I. This process (sister chromatid cohesion) is fundamental to ensure the correct orientation of chromatids on the spindle microtubules and their subsequent segregation in meiosis II. The fusion of sister kinetochores in meiosis I underlies sister chromatid cohesion during this stage of the cell division, thereby their disruption or destruction of sister chromatid cohesion would lead to separation and segregation of sister chromatids to opposite poles of the cell in anaphase I.

Is Brewer's yeast a type of bacteria

Answers

Explanation:

Brewer's yeast is an ingredient used in the production of beer and bread. It is made from Saccharomyces cerevisiae, a one-celled fungus. ... Brewer's yeast is considered a probiotic and is used to aid digestion.

Answer:

Well Brewers Yeast is actually a Probiotic, and well a bacteria as well,

but its a good bacteria.

Explanation:

1. Assertion: Mother may be a carrier for haemophilia.
Reason: The father is always a carrier for haemophilia.
(a) Both Assertion and Reason are true and the Reason is a correct explanation of the Assertion.
(b) Both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
(c) Assertion is true, but the Reason is false.
(d) Assertion is false, but the Reason is true.

Answers

Answer:

c

Explanation:

The assertion is true,but the reason is false because the mother is the carrier.

I hope this helps

draw a flowchart showcasing the process of scientific learning .also mention a short description of each of the step in the chart. ​

Answers

Answer:

The scientific method is a system of exploring the world around us, asking and answering questions, and making predictions. Scientists use the scientific method because it is objective and based on evidence. A hypothesis is fundamental to the scientific method. A hypothesis can take the form of an explanation or a prediction. There are several ways to break down the steps of the scientific method, but it always involves forming a hypothesis, testing the hypothesis, and determining whether or not the hypothesis is correct. If the hypothesis is rejected, this does not mean the experiment was a failure. In fact, if you proposed a null hypothesis (the easiest to test), rejecting the hypothesis may be sufficient to state the results. Sometimes, if the hypothesis is rejected, you reformulate the hypothesis or discard it and then go back to the experimentation stage.

The process of scientific learning refers to the various steps via which one can examine and study our environment to understand it. Once understanding or know-how is achieved, then technology is said to have advanced further.

It starts with making observations. Now because of the limitation of our senses, it is important not to jump to conclusions. The next step is to form a hypothesis based on the observation madeWhen you have arrived at a hypothesis, you can now carry out a controlled experiment where you collect further data and reach conclusions based on the experimentIf the hypothesis is in line with your observation, you publish resultsIf the hypothesis is null, you also publish results, then review your hypothesis  and repeat the experiment

All the above require consistent documentation at each stage. Please see the attached image for the flowchart.

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Identify parts A and C.​

Answers

Answer:

A. Liver B. Stomach

Explanation:

Liver detoxifies chemicals and metabolize drugs, stomach mixes the food and grind it

A: Liver

C: Stomach

hope it helps!!!!

Why is it essential for SARS-CoV2 RNA be translated on ribosomes before it can be replicated?

Answers

The SARS-CoV-2 non-structural protein 1 (Nsp1), also referred to as the host shutoff factor, suppresses host innate immune functions. By combining cryo-electron microscopy and biochemistry, we show that SARS-CoV-2 Nsp1 binds to the human 40S subunit in ribosomal complexes, including the 43S pre-initiation complex and the non-translating 80S ribosome. The protein inserts its C-terminal domain into the mRNA channel, where it interferes with mRNA binding. We observe translation inhibition in the presence of Nsp1 in an in vitro translation system and in human cells.

Use an examples to distinguish dominant and recessive phenotypes.
I'm a bit stuck and need some help. Much appreciated!

Answers

Think recessive phenotypes as paper and dominant phenotypes as teared paper. Once paper is teared, it can't be fixed. Not even tape. It'll just leave that mess exposed. Same with dominant phenotypes. It just takes one dominant trait to change the looks of future offspring.

If you don't tear the paper, everything is fine. Same with recessive phenotypes. As long as there's no contact with any dominant phenotypes, the looks of future offspring will change.

What type of medication is prescribed for a bacterial infection such as strep throat?
antifungals
antibiotics
antivirals
antiprotozoals

Answers

I believe its Antibiotics

Both anaerobic and aerobic respiration use what to produce ATP and NADH?

Answers

Answer

glucozo

Explanation:

Which is a possible outcome of global warming?
A. Hurricanes and other extreme weather will increase
B. Most crops will grow better in warmer climates
C. Sea levels will drop all around the world
D. Disease will not be able to spread as quickly

Answers

Answer is A While hurricanes are a natural part of our climate system, recent research suggests that there has been an increase in intense hurricane activity in the North Atlantic since the 1970s. In the future, there may not necessarily be more hurricanes, but there will likely be more intense hurricanes that carry higher wind speeds and more precipitation as a result of global warming.

A possible outcome of global warming is that hurricanes and other extreme weather events may increase. Therefore, the correct statement is option A.

What causes an increase in the temperature of Earth?

The gradual rise in the Earth's atmosphere's average temperature that results from the buildup of greenhouse gases, primarily carbon dioxide, released by human activities like the burning of fossil fuels and deforestation is known as global warming.

The Earth's climate and weather patterns may alter as a result of this temperature rise, which might result in more frequent and severe weather events like hurricanes, floods, and droughts.

Due to alterations in precipitation patterns, increased pest pressure, and other factors, it is unlikely that most crops will grow more effectively in warmer climates. Because of the melting of glaciers and ice caps, sea levels are more likely to increase, resulting in floods in low-lying places.

Therefore, a possible outcome of global warming is that hurricanes and other extreme weather events may increase.

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Other Questions
Which equation matches the graph shown? John/ drive/ cars/ for a living. I/ do/ research/ at the moment. Which graph represents the piecewise function? For the numbered steps below, select the option that places them in the correct order. 1) The ribosome binds to the mRNA and uses tRNAs to translate mRNA into the corresponding amino acid polypeptide sequence. 2) The spliceosome removes introns. 3) The primary structure of the polypeptide chain undergoes hierarchical foldings to form the tertiary structure. 4) RNA polymerase binds to the promoter region of a gene and initiates transcription. Im literally so st upid a. Plates shift the continents around as they move, so Earth's surface is constantly changing. b. The contacts between plates are called passive margins. c. Plates may consist of both ocean floor and continental crust, but never just oceanic or continental crust. d. There are 120 major tectonic plates. 5. Which pair of equations represents parallel lines?A. y =2x+7 Y=2x-7B. Y=7 X=7C. Y=2x-7 Y=-1/2-7D. Y=2x+7 Y=x+7 Assuming that a person going to community college can't afford to go to a four-year college is an example of ) a generalization. b) discrimination. O c) a stereotype. O d) tolerance. Read the information below then answer the questions which follow:To grow, plants require water. They cannot get this water unless it is available in the soil. Plantsobtain water from the soil through their roots. It then passes up the stem and to the leaves andflowers. The plant does not take all the water available in the soil. Much of the remaining waterevaporates into the surrounding air.In an experiment, a stem which contained several flowers were placed in a beaker of watercontaining red ink.QUESTION 1(1 mark)What is the purpose of the experiment? Express 80 inches in standard notation using feet and inches. 1. catch / earlier / flight. / He / the / wont ______________________________________________________2. 8.45. / check / wont / He / in / until______________________________________________________3. He / a / be / hopes / there / wont / delay. ______________________________________________________4. Judith / a / book / him / on / will / later flight. ______________________________________________________5. arrives / at 10.50, / Dave / for the meeting. / he / so / late / wont be hawkville's population is 2500 people. next year the town clerk expects the population to grow by 1.2%, how many new residents will hawkville have next year? summary of chapter 2 the giver by lois lowry Find the sum of the arithmetic series given ai = 45, an = 85, and n = 5. rationalize the denominator of 7+32 0.5008 g of an unknown triprotic acid, H3A, is dissolved in 47.3 mL of water and then titrated with 0.315 M NaOH. It takes 25.72 mL of the NaOH solution to completely neutralize the acid. What is the molar mass of this acid Andy had 20% fewer marbles than Henry. When Andy gave 80 marbles to Henry, the number of marbles he had left was half of what Henry had. How many marbles did Andy have in the beginning? find the derivative of y=(x-5)(x+3) rt gn : (x+2)^2+(3-x)^2= ? The third if may is One of the greatest testament to the ___ ever painted Emotional use of tenebrism Horrors of warGlory of warCivic dutyWILL GIVE BRAINLIEST