1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ivenika [448]
3 years ago
6

Draw a chart showing the crossing between red and white flowered pea plants till F2 generation. Find out the genotypic and pheno

typic ratio of F2 generation. When the mating of black and white rats takes place, all the offspring produced in first generation are black. Why there are no white rats?
Computers and Technology
1 answer:
adelina 88 [10]3 years ago
3 0

Answer:

part 1

F1 cross -

RR * rr

Rr, Rr, Rr, Rr

F2 Cross

Rr * Rr

RR, Rr, Rr, rr

Part 2

Black is dominant over white

Explanation:

Let the allele for red color trait be R and white color trait be r

Red is dominant over white

Genotype of true breeding parents

Red - RR

white - rr

F1 cross -

RR * rr

Rr, Rr, Rr, Rr

All the offspring are red and of genotype Rr

F2 Cross

Rr * Rr

RR, Rr, Rr, rr

RR: Rr: rr = 1:2:1

Phenotype ration

red (RR, Rr) : white (rr)

3:1

part 2

Black is dominant over white

hence, in first generation cross all mice become white

You might be interested in
Add me as a friend on Real pool 3D so we can play a round of pool!!!
Sloan [31]

I will but i have to wait till after 3;00 will you still be online by then. If not you can just friend me and message me when you are today

8 0
3 years ago
Which process is a feature of webmail?
GalinKa [24]
Your mail gets sent across the internet to the other person you mailed to.
7 0
3 years ago
How to make a slideshow out of pictures in a folder windows not fitting to screen?
weqwewe [10]

Answer:

Windows slideshow.

Explanation:

Creating or displaying a collection of images in a windows file can be very ecstatic and it is quite possible using third party applications.

One way of creating a slideshow is using the screensaver desktop option. There are other easy ways like the wallpaper option and using powerpoint presentation.

To using the screensaver option, go to windows settings and click on personalize, here, use can select a theme or a group of image files, click on a color theme and click apply.

8 0
4 years ago
What how do i delete a question
Dvinal [7]

Answer: not sure if you can

Explanation: idk if you can but if you wanna get a good answer try searching up on google hope i helped!

7 0
3 years ago
Explain what a wiki is and list its advantages.
Drupady [299]

Explanation:

Wikis are defined as a form of a website or web page or a database where the users can work on the data, they can even add or edit the data. Wikis use a very quick as well as a easy syntax that allows the users to format the text and create various links between the pages. The users need internet browsers for that.

One of the main advantage of wiki is that it provides ability to collaborate asynchronously, and also without  time constraints.Besides it also provides a beneficial function of something. It is free and not expensive.

5 0
3 years ago
Other questions:
  • Lana is trying to insert a table, but she does not like any standard table options that she is given. Which best describes what
    5·2 answers
  • 5. How can a budget prepare you to become financially secure?
    10·2 answers
  • Write a static method named textcount that takes a scanner representing a file as a parameter and that reports various statistic
    11·1 answer
  • )the number of levels in a tree is called
    6·1 answer
  • The Classic Triangle Testing Problem, (Myer's Triangle): A program reads three integer values. The three values are interpreted
    10·1 answer
  • Which career field has grown most as a result of technological changes?
    13·1 answer
  • You have a small company and want to keep your cost low, but it is important your employees share data. which network would prov
    13·1 answer
  • In the code snippet, what is the “win” part called in programming?
    12·1 answer
  • What is word wrapping??
    5·1 answer
  • How to post a answer
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!