Color of petals is controlled by two genes by the pathway

Assignment Help Biology
Reference no: EM13528926

(a) In sweet peas, the color of petals is controlled by 2 genes (Band D) by the pathway -
Gene B Gene D
White precursor -------> Red pigment --------> Bluepigment
What would be the the flower colors of B_D_, B_dd, bbD_ and bbddgenotypes?
In a cross of BBDD x bbdd, what would the F2 progeny phenotypicratios be?
(b) What if the pathway to blue petals was as given below-
Gene B
White precursor --------> Blue pigment
Gene D inhibits Gene B
What would be the the flower colors of B_D_, B_dd, bbD_ and bbddgenotypes?
In a cross of BBDD x bbdd, what would the F2 progeny phenotypicratios be?

Reference no: EM13528926

Questions Cloud

State the null hypothesis for the non-oil-dependent : State the null hypothesis for the non-oil-dependent/oil-dependent comparison. Calculate the difference between the means of the democracy scale for non-oil-dependent and oil-dependent countries, Calculate the standard error of the difference. Calcula..
Each of the following proportions is based survey response : Each of the following proportions is based on survey responses. For each proportion, use the ±2 rule of thumb to determine the 95 percent confidence interval. When asked if they are satisfied with their financial situation, .29 said "very satisfied" ..
Questions from spss or stat-101 : Stat-101,  questions from SPSS or Stat-101,  Consider the way the table is arranged. If the hypothesis is correct, should we find a positive sign on Somers' dyx or a negative Signon Somers' dyx? Explain how you know.
Genotypes and flower colors of the two parent plants : In Mirabilis (Four-O’ clock plant), two genes, Y and R,affect flower colors. What are the genotypes and flower colors of the 2 parent plants?
Color of petals is controlled by two genes by the pathway : What would be the the flower colors of B_D_, B_dd, bbD_ and bbddgenotypes? In a cross of BBDD x bbdd, what would the F2 progeny phenotypicratios be?
In order to produce two identical daughter cells : In order to produce two identical daughter cells, the mother cell must accomplish three tasks. What are those three tasks and where in thecell cycle would they be accomplished?
Unless injured liver cells rarelydivide : Unless injured liver cells rarelydivide. If you were examining liver cells, which place in the cellcycle would you expect to find the majority of cells?
Determined which cell has undergone mitosis : You are looking at two cells that appear to be identical; however, one has undergone replication. How could it be determined which cell has undergone mitosis?
A man with AB blood group marries woman with O blood group : A man with “AB” blood group marries a woman with“O” blood group.

Reviews

Write a Review

 

Biology Questions & Answers

  Calculate the expected frequency

A population of mice can have either black (B) or white (b) fur and long (L) or short (l) tails. Suppose if this is the gamete pool for the parental generation, what is the expected frequency of B/l:b/l zygotes in the next generation,

  Explain why organisms in the upper respiratory tract

Explain why it is important not to touch any other area of the mouth except the pharyngeal membranes when taking a throat culture.

  Explain at least one historical extinction with parallels

Explain at least one historical extinction with parallels to the extinction threats facing the bog turtle. When allosteric effector X binds to enzyme #1, enzyme stops working. However, the speed of reaction can be altered by adjusting the concentrati..

  Measure the blood pressure of a very tall student

A very short physiology student is asked to analyze the blood pressure of a very tall student. She decides to measure the blood pressure at the level of the tall student's foot while he is standing

  Which is mismatched

The thin envelope of life that surrounds the earth's surface is called the:A) atmosphereB) biosphereC) lithosphereD) hydrosphereE) ecosystem.

  Explain how natural selection occurs

Explain how natural selection occurs, using at least three examples from natural populations. include the three factors necessary for selection to operate as well as the environmental conditions causing the selection.

  Estimate the four motivational theories in the study

Illustrate what is meant by motivation. What types of non-financial reward might a company employ to motivate employees.

  Two types of viruses dna viruses and rna viruses

There are two types of viruses, DNA viruses and RNA viruses

  Desired pollen for the hybrid corn

Removing unwanted male flowers so that female flowers on the same plant are pollinated by the desired pollen for the hybrid corn. What does this tell you about corn?

  What expect to be true for their sons

One-fourth of their sons will be color blind and have blue eyes, 1/4 of their sons will be color blind and have brown eyes, 1/4 of their sons will have normal color vision and blue eyes, 1/4 of their sons will have normal color vision and brown ey..

  Finding the possible physiological cause

A young woman distance runner has recently not been performing well and has complained of feeling lethargic and sluggish. You perform a graded exercise test to VO2max including blood samples to attempt to determine possible cause.

  What term is used to describe addition of new bone tissue

What sign or symptom in Mrs. Morgans case is directly related to disruption of these structures by her bone fractures? How is the sign or symptom related to these anatomical structures?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd