Biology High School

Mendel performed a cross between individuals heterozygous for three different traits: green versus yellow seeds (green is dominant), red versus white flowers (red is dominant), and green versus yellow pods (green is dominant). what fraction of the offspring would have been expected to have green seeds, red flowers, and green pods?

Answers

Answer 1
Probability of Green seed * Red flowers * Green pods

3/4 * 3/4 * 3/4 =27/64
Answer 2

The fraction of offspring expected to have green seeds, red flowers, and green pods would be 27/64.

Assuming that the seed shape, flower color, and pod color are represented by A, B, and C alleles respectively.  

Since the parents involved in the cross are heterozygous for each trait, their genotypes would be AaBbCc each.

                 AaBbCc     x     AaBbCc

See the attached image for the Punnet's square analysis of the cross that results in the offspring with the phenotypic ratio.

The proportion of the offspring with parental phenotypes is 27/64.

More on genetic crosses can be found here: https://brainly.com/question/1185199?referrer=searchResults

Mendel Performed A Cross Between Individuals Heterozygous For Three Different Traits: Green Versus Yellow

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Hope it helped!

Answer will be bold!

The loss of a fetus before the 20th week of pregnancy is referred to as a(n) ___________. The medical term is spontaneous abortion, but the condition is not an abortion in the common definition of the term. A) toxemia. B) miscarriage. C) ectopic pregnancy. D) embryonic pregnancy.

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I hope this helps you:)

the answer is mscarriage, b.

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The answer is five hope I helped

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Answers

The only negative option given is: increased pollution. Humans unfortunately cause pollution through producing garbage, driving cars, producing human waste (sewage) and growing crops and raising livestock. The more people there are, the more pollution results. It is worth noting that people in developed nations generally cause more pollution because they consume more per capita that people in developing nations.  

Answer:

The correct answer is "B" increased pollution

Explanation:

got it on USAtestprep ;D

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Answers

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____________________________________________________________

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Answers

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Answers

During cellular respiration, energy is stored in the form of ATP

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Answers

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Hope this helps! :)

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Answers

Hello,

The answer is option C "chromosomes and genes".

Reason:

The answer is option C because genes and chromosomes is what tells what a person looks like fur color, eye color, etc...

If you need anymore help feel free to ask me!

Hope this helps!

~Nonportrit

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Answers

The answer should be D. Hope I Helped!

Answer:pycnocline

Explanation:

I just had a question that was the opposite, instead of asking density and the answer is pycnocline, mine was asking pycnocline and the answer was density

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Answers

Continuous cell lines differ from primary cell lines in that continuous cell lines are derived from primary cell lines.

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Option (b) is correct.

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Continental Drift. :)

I can confirm, i took the test: continental drift

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the answer is D.he conversion of restaurant grease to bio-diesel fuel for use by motorists.


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Answers

Cell division serves as a means of reproduction in unicellular organisms through binary fission. In multicellular organisms, cell division aids in the formation of gametes, which are cells that combine with others to form sexually produced offspring. For growth to occur in living organisms, the number of cells have to increase through cell division until it reaches its maximum size. 

The human body also repairs injuries by means of cell division. When skin is cut, the skin cells on either side of the cut divide to make new cells that heal the wound.

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Answers

This question is unfortunately incomplete. A neurotoxin that blocks voltage-gated na+ channels will have all of the effects listed: there will be impairment of action potentials and neurotransmitter release, and in sufficient quantities, the toxin will prove fatal to the organism.
Final answer:

Tetrodotoxin (TTX) ingestion impedes action potential generation by blocking voltage-gated Na+ channels, likely resulting in neurotransmitter release impairment, muscle paralysis, and in high volumes, fatal outcomes due to respiratory failure.

Explanation:Effects of Tetrodotoxin (TTX) on Neurotransmission

Tetrodotoxin (TTX) is a potent neurotoxin that can have a severe impact on an organism's nervous system by blocking voltage-gated Na+ channels. If an organism ingests TTX, it will interfere with the normal generation and propagation of action potentials, as those are reliant on the influx of sodium ions during the depolarization phase. In sufficient quantities, TTX can be fatal, causing impairment in the release of neurotransmitters and leading to paralysis, which includes the muscles involved in breathing, ultimately resulting in respiratory failure.

Neurotoxins like TTX demonstrate the critical roles that neurotransmitters and their receptors play in maintaining vital functions. Other toxins such as botulinum toxin, tetanus toxin, and d-tubocurarine have unique mechanisms but similarly disrupt neurotransmission, leading to paralysis or uncontrollable muscle contractions. For instance, tetanus toxin inhibits the release of inhibitory neurotransmitters like GABA, causing excessive muscle contractions and potentially death by asphyxiation.

Cases of toxin-induced neurological dysfunction underscore the importance of intact neurotransmission for overall health and survival. The study of these toxins has not only provided insights into neurological function but also has given rise to therapeutic applications, such as the use of botulinum toxin in small doses to treat certain medical conditions.

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This type of farming practice helps preserve soil conservation by planting crops on the tops of hills.

Answers

Ridge tillage.

Hope this helps!

-Payshence xoxo

A journal whose articles are critically reviewed by experts in the field is called a:

Answers

A journal whose articles are critically reviewed by experts in the field is called a: peer reviewed journal.

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Which of the following events encouraged Somali fishers to become modern-day pirates?

A. The Somali government's inability to protect its resources
B. Attack
s by international pirates on Somali fishers
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Answers

Answer:

A.

Explanation:

Legal fishing in Somali waters by international fishers encouraged Somali fishers to become modern-day pirates. Therefore, option (D) is correct.

Who were Somali fishers?

Somali fishers are individuals who work in the fishing industry in Somalia, a country located in the Horn of Africa. Due to a lack of effective government control and the effects of overfishing by foreign fleets, Somali fishers have faced significant challenges in recent years. The depletion of fish stocks in Somali waters has made it difficult for local fishers to make a living, leading some to turn to piracy as a means of survival.

In addition, the activities of international ships, including illegal fishing and dumping of toxic waste, have further damaged the environment and the livelihoods of local fishers. The issue of Somali piracy has become a complex problem involving economic, environmental, and political factors.

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