Two plants with an inated seed shape produced 340ospring. Of those 340, six ospring had a constricted pod shape. What are the genotypes of the parents?

Answers

Answer 1

Answer:

The genotype of both parents will be heterozygous for the trait, Ii.

Explanation:

Let us assume that the shape of the seeds is controlled by a single diallelic gene.

Dominant allele I expresses the inflated phenotypeRecessive allele i expresses the constricted phenotypeThe dominant phenotype is inflated seeds, expresses by genotype II and Ii. The dominant allele hides the expression of the recessive allele, so if the genotype has at least one dominant allele, the phenotype will be inflated. The recessive phenotype is constricted seeds, expressed by the genotype ii. In this genotype there is no dominant allele, so the recessive allele can be expressed.

The individual with constricted seeds must have two recessive alleles i in its genotype ⇒ ii.

One of the i alleles was inherited from one of the parental plants, while the other parental plant provided the other i allele. So both parental plants must carry the recessive allele in their genotype.

We know that both parental plants have inflated seeds, which is the dominant phenotype.  

So, if both parental plants have inflated seeds and also carry the recessive allele, then the parentals´ genotype must be heterozygous, Ii.

Both plants exhibit the dominant inflated phenotype but carry a recessive allele which will be provided to some of the descendants. These last individuals will have constricted seeds.


Related Questions

Choose from these ecosystems:

Prairies

Forests

Beaches

Dunes

Lakes

Ponds

Rivers

Streams

Wetlands

Coral Reefs

Estuaries

Salt Marshes

Mangrove Swamps
Florida Ecosystems



Once given your Florida ecosystem, you will research and present the topics listed below about your ecosystem. Please include visuals.


Briefly tell us where in Florida your ecosystem is often found and general characteristics

---average amount of water

---general physical characteristics

---unique characteristics of your ecosystem


List and describe 3 common producers found in your ecosystem

---include information such as what type of species prey on these producers, what the producer needs in order to survive and thrive, etc.)


List and describe 6 common consumers found in your ecosystem

---In your descriptions please include what the animals are preying on, where they build shelters, what their niche is, etc.)


Try to find at least one decomposer and/or scavenger in your ecosystem

--- What is it eating/decomposing? How is this helpful to the ecosystem?


List and describe one example of mutualism, one example of commensalism and one example of parasitism in your ecosystem

---Name the species involved and explain the relationships


List any endangered, threatened or extinct species from that ecosystem



Explain 1 food chain in your ecosystem



Explain competition between species in your ecosystem


please help fast am giving 20 points and brainliest

Answers

Answer:

Wetlands and others competition

what is the element irons family name?​

Answers

Group 8 is a group of chemical elements in the periodic table. It consists of iron, ruthenium, osmium, and hassium. They are all apart of the transition metals family.

I hope this helps!

Answer:

transition metals

Explanation:

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NO LINKS PLEASE PLEASE!!

Answers

Answer:

Temperature: Raising temperature generally speeds up a reaction, and lowering temperature slows down a reaction. However, extreme high temperatures can cause an enzyme to lose its shape (denature) and stop working. pH: Each enzyme has an optimum pH range.

Explanation:

Which of the following is true regarding Darwin's theory of evolution?
A. Acquired traits are always passed on to the offspring
B. Organisms develop favorable adaptations based on a need
C. Pure chance determines which species evolve
D. Individuals pass on adaptations to their offspring, due to natural selection

Answers

Answer:D

Explanation:

Evolution

Individuals pass on adaptations to their offspring, due to natural selection. The correct option is D.

What is Darwin's theory of evolution?

The English naturalist Charles Darwin and others developed the Darwinism theory of biological evolution, which contends that all species of organisms arise and develop through the natural selection of minute, inherited variations that improve the individual's capacity for competition, survival, and reproduction.

Darwin claimed that all species share a common origin, that species can change through time, and that new species develop from existing ones.

Charles Darwin, a naturalist of the 19th century, investigated the theory of natural selection.

Natural selection provides an explanation for how a species' genetic features might evolve through time. This could result in speciation, or the creation of a new, separate species.

Thus, the correct option is D.

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Why is the classification species not considered a group

Answers

Answer:

All living organisms are classified into groups based on very basic, shared characteristics. Organisms within each group are then further divided into smaller groups.

There are five kingdoms: • Animals • Plants • Fungus • Protist • Bacteria Scientists classify animals together because they have similar characteristics such as they eat other living things and have many cells. As you can see from the chart, kingdoms are divided into groups called phyla.

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hoping to have a brainliest.

The classification of species is not considered a group because each species is a separate type of organism. The correct option is D.

What are groups and species?

Group is the level of taxonomy in which the organism is present, which has someone's character. Like in the insect group, all insects are present.

Species are the largest level of the taxonomy of the organism. Species are animals or plants or individuals that have the same characteristics and those that can mate with each other and form fertile offspring.

Groups contain numerous species. Like in insects, the insects contain numerous insects that are very different from each other. Like, bees and beetles are very different from each other.

Thus, the correct option is D. Each species is a separate type of organism.

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The question is incomplete. Your most probably complete question is given below:

A. Each species lacks the characteristics of the levels above.

B. Each species is an individual organism.

C. Each species shares characteristics with other species.

D. Each species is a separate type of organism.

How many nucleotides are required for a 459-amino acid polypeptide? Just enter the

number.

Answers

Answer:

The correct answer is 1377.

Explanation:

Peptides and proteins are made in the process of Translation. For this to happen, a molecule of mRNA containing a nucleotide sequence is read by a structure called ribosome. Each group of three nucleotides from the mRNA form a codon, and each codon has an anticodon in the tRNA molecule that will ultimately code for a specific amino acid (except for stop codons -when they appear in the sequence, translation stops-). Taking all of this into consideration, if 3 nucleotides lead to 1 amino acid, to have a 459-amino acid polypeptide it would require 1377 nucleotides (without counting the 3 nucleotides from the stop codon).

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Answers

Answer:

The second choice.

Explanation:

The river moves faster which brings in more soil and dirt from the banks which is where A is located.

Answer:

A

Explanation:becasue the water is faster ,so ebertyime there’s an explosion the Easter just carries the particles away.

Can you please help me

Answers

The answer is A. Carrying capacity

Need this answer please thanks

Answers

A) 2 identical cells each with original number of chromosomes

Answer:

Option A

Explanation:

There are 2 identical Cells and has same original number of

chromosomes!

I hope this helps.

A pea plants has two different alleles for flower no color, look at the picture and tell me what to put for the every bit of the graph, look at the photo and tell me what to put

Answers

Answer:

The pea plant would produce 1 WW, 2 Wp, and 1 pp. There would be 3 white flowers, and 1 purple.

Explanation:

In the carbon cycle, atmospheric carbon dioxide is converted into organic material by which process? a) transpiration b) cellular respiration c) decomposition d) photosynthesis

Answers

Answer:

The correct answer is d) photosynthesis

Explanation:

Photosynthesis is the process by which plants transform inorganic matter from their external environment into organic matter that they will use for their growth and development. It basically consists of the production of sugars from C02 (carbon dioxide) in the air, minerals and water with the help of sunlight. In this reaction, oxygen molecules are released and carbohydrates are fixed in the plant. Plants absorb sunlight through a pigment called chlorophyll. Not only can plants fix CO2, so do certain bacteria and green algae. Photosynthesis is conditioned by internal plant factors and external or environmental factors.

Plz help more bio multiple choice!

Answers

Answer:

d. Antibody

Explanation:

Antibody is a protein that recognizes and binds to antigens!

I hope this helped!

how do i get rid of hicups?????

Answers

Answer:

just hold your breath for as long as you can

Explanation:

Answer:

Explanation:

Hold your breath and swallow three times.

Breathe into a paper bag but stop before you get lightheaded!

Drink a glass of water quickly.

Swallow a teaspoon of sugar.

Pull on your tongue.

Gargle with water.

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I will give brain to correct answer!

When guard cells are full, they bulge. This increases the
size of the gap between them and opens the hole in the
leaf.
Which object is the best model of a guard cell?

A.) Straw

B.) Garden hose

C.) Water Balloon

D.) Strainer

Answers

C water balloon isn’t it

The best model of a guard cell is Water Balloon. Thus, option "C" is  the correct answer.

What is Transpiration?

Transpiration is the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere.

Transpiration is essentially evaporation of water from plant leaves. Transpiration is important because water is needed for photosynthesis and because water cools a plant off.

Thus, option "C" is  the correct answer.

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Which of these best describe a Punnett Square Shape?
O a) Circle with 4 Parts
Ob) Square with 4 Parts
Oc) Triangle with 3 parts

Answers

Answer:

Option b, Square with 4 parts

Hope this helps!

Answer) A punnet square is a square with 4 parts

So B

What Is the location of the instructions that code for traits?

Answers

Answer:

Traits are coded for in DNA, specifically in genes.

Explanation:

DNA, as you probably already know, is made up of long sequences of nucleotides of A's, T's, C's, and G's. When transcripted into mRNA and translated into proteins in ribosomes, the order of these nucleotides signal which amino acids to produce for the protein. Proteins are extremely important and have many roles throughout the body, which means they actualize the code of DNA into physical traits. I hope this helped.

which of these is an example of water pollution?

a. a clear/cut forest
b. an eroded hillside
c. arid land
d. agricultural runoff

Answers

Answer:

d. agricultural runoff

Explanation:

makes most sense

Which of the following answer choices best explains what process lead to each cells' unique structures
and functions?
Choose 1 answer:
A series of specific mutations allowed the brain and kidney cells to become specialized for the
structures and functions they possess.
B
Apoptosis allowed the brain and kidney cells to become specialized for the structures and
functions they possess.
Differentiation allowed the brain and kidney cells to become specialized for the struct and
functions they possess.
During fertilization, a sperm cell fused with an egg cell, resulting in a zygote.

Answers

Answer: Differentiation allowed the brain and kidney cells to become specialized for the structures and functions they possess.

Explanation:

Differentiation allowed the brain and kidney cells to become specialized for the structure and functions they possess.

CELLULAR DIFFERENTIATION:

Cellular differentiation is the process whereby an unspecialized cell (stem cell) gives rise to a cell that is more specific in function.

Stem cells are said to be totipotent meaning that they are capable of dividing into special (differentiated) cells.

Cell differentiation is brought about by gene expression mechanism in cells i.e. some genes are expressed in some cells and not expressed in others.

Since all cells contain the same type of gene, they are bound to function the same without difference in the type of gene expressed in them.

Cell differentiation allows different cells in a multicellular organism to contain different structures and ultimately perform different functions.

Therefore, differentiation allowed the brain and kidney cells to become specialized for the structure and functions they possess.

Learn more at: https://brainly.com/question/18639909?referrer=searchResults

Why are shadows longer in the morning and evening?
Make sure you give a full, detailed answer, not just one sentence.

Answers

Answer:

Shadows are longest in the early morning and late afternoon/early evening when the sun appears low in the sky. As the Earth rotates on its axis, the sun hits each location in the morning at an angle. ... As Earth continues to spin toward sunset, the increasing angle causes shadows to lengthen!

Explanation:

Hope this helps! Have a good day!.....or not...its up to you- <3

GIVING MY 1496 POINTS AWAY!! (ANSWER ARE LISTED)

Identify the characteristics of plant-like protists. Check all that apply.
all contain cell walls
autotrophs
unicellular
all are stationary

(Answers: autotrophs, unicellular)

Answers

Answer:

autotrophs, unicellular

Explanation:

Answer:

unicellular

all contain cell walls

autotroph

Haven't done this in a year so i don't know if it's correct but-

hope this helps!!

HELP PLEASE BRAINLIST

Answers

d. 1 female has freckles
The answer is D
Dddddd

Why don’t all organisms have the same available energy

Answers

Answer:

The reason why all organisms don't have the same energy is because of the food they eat.

Explanation:

what ocean creatures are at risk from ocean acidification

Answers

Answer: corals, crabs, oysters and urchins

Explanation:

Explanation:

what ocean creatures are at risk from ocean acidification

THIS IS ALSO PAST DUE PLEASE ANYONE HELP
Explain how limiting growth is advantageous for the goldfish’s survival in a home aquarium

Answers

The goldfish is a pet. In a home it is in a secure taken care of aquarium and will only grow to fit the size of the aquarium it is in.

Which of the following best describes a carbohydrate?

 A. Carbohydrates are composed of amino acid monomers and are involved in cell signaling, cell transport, immune responses, and the cell cycle.

 B. Carbohydrates are organic macromolecules that are made up of carbon, hydrogen, and oxygen atoms and are used for energy storage or as structural molecules.

 C. Carbohydrates always consist of a five-carbon sugar, a nitrogenous base, and one or more phosphate groups and are used to store genetic information.

 D. Carbohydrates are organic macromolecules that are insoluble in water and have the ability to store energy for extended periods of time.

Answers

Answer:  C.)  Carbohydrates always consist of a five-carbon sugar, a nitrogenous base, and one or more phosphate groups and are used to store genetic information.

Explanation:

A partir del concepto de osmorregulación cual es la regulación hídrica y salinas en peces de agua dulce y salada

Answers

Answer:

Absorben o excretan agua salada para mantener la homeostasis.

Explicación:

La regulación hídrica y salina en peces de agua dulce y salada se realiza según las condiciones ambientales. Los peces pueden pasar mucha orina muy diluida en la que hay menos solutos o sales, y logran el equilibrio de electrolitos en el cuerpo mediante el transporte activo de sales a través de las branquias. En un ambiente marino hipertónico, los peces de agua salada comienzan a beber agua de mar y mantienen el equilibrio electrolítico mientras excretan el exceso de sales a través de sus branquias y su orina.

Precipitation that does not permeate the ground runs off the surface quickly. It forms small streams that widen and become longer. Where does the water from these streams drain?

A. springs
B. wells
C. aquifers
D. rivers

Answers

Answer:

rivers because smaller bodies of water always drain into bigger ones

Rivers because of their long streams

If there are wastes in our bodies, through homeostasis, our bodies try to get rid of those wastes. What two systems directly remove wastes from the human body? O circulatory & immune immune & nervous excretory & musculoskeletal respiratory & excretory​

Answers

Answer: Excretory and immune systems

The fur that a bird uses in its nest is …


a) abiotic

b) biotic

c) neither


plz hurry

Answers

Abiotic hope it helps !

Identify which of the following statements does NOT support the
theory of Natural Selection.

A. populations tend to produce more individuals than the
environment can support.

B. individuals adapt to their environments and, thereby, evolve.

C. genetic variation exists within populations.

D. individuals who survive longer tend to leave more offspring than
those who die young.

Answers

Answer:D. individuals who survive longer tend to leave more offspring than

those who die young.

Explanation:

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