Results of crossing-overIf crossing-over occurs between a homologous pair of chromosomes during meiosis, what will be present in the gametes?Multiple ChoiceAll chromatids will be recombinant.All chromatids will have the parental combinations of alleles.Some chromatids will have duplicated sections of material, and some chromatids will have missing sections of materialSome chromatids will have parental combinations of alleles, and some chromatids will be recombinant. Crossing-over truthsWhat statement about crossing-over is true?Multiple ChoiceIt occurs only in males.It occurs only in some chromosomes.It occurs during meiosis I and meiosis I.It results in reduced genetic variation among gametesNone of the answer choices are correct

Question
Asked Nov 11, 2019
40 views

 Crossing-over

Results of crossing-over
If crossing-over occurs between a homologous pair of chromosomes during meiosis, what will be present in the gametes?
Multiple Choice
All chromatids will be recombinant.
All chromatids will have the parental combinations of alleles.
Some chromatids will have duplicated sections of material, and some chromatids will have missing sections of material
Some chromatids will have parental combinations of alleles, and some chromatids will be recombinant.
help_outline

Image Transcriptionclose

Results of crossing-over If crossing-over occurs between a homologous pair of chromosomes during meiosis, what will be present in the gametes? Multiple Choice All chromatids will be recombinant. All chromatids will have the parental combinations of alleles. Some chromatids will have duplicated sections of material, and some chromatids will have missing sections of material Some chromatids will have parental combinations of alleles, and some chromatids will be recombinant.

fullscreen
Crossing-over truths
What statement about crossing-over is true?
Multiple Choice
It occurs only in males.
It occurs only in some chromosomes.
It occurs during meiosis I and meiosis I.
It results in reduced genetic variation among gametes
None of the answer choices are correct
help_outline

Image Transcriptionclose

Crossing-over truths What statement about crossing-over is true? Multiple Choice It occurs only in males. It occurs only in some chromosomes. It occurs during meiosis I and meiosis I. It results in reduced genetic variation among gametes None of the answer choices are correct

fullscreen
check_circle

Expert Answer

Step 1

As per our honor code we are authorized to answer only one question at a moment. In case you need our experts to help you solve another question, kindly upload the same question separately.

Step 2

Crossing over is a physical exchange of chromosome segment between non- sister chromatids of homologous chromosomes during meiosis at pachytene stage of prophase I.

Step 3

If crossing over occurs then some chromatids will have parental combination of alle...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Biology

Genetics

Related Biology Q&A

Find answers to questions asked by student like you

Show more Q&A add
question_answer

Q: A protein that spans the phospholipid bilayer one or more times is  An extracellular matrix protein...

A: The lipid bilayer is a thin polar membrane made up of two layers of lipid molecules. They are usuall...

question_answer

Q: Which eye infection will resolve on its own? A.Trachoma caused by Chlamydia trachomatis B.ophthalmia...

A: The correct answer is option D.Adenovirus is the most common cause of viral eye infection. It causes...

question_answer

Q: How does the stability of a system or a molecule apply to its free energy?

A: Thermodynamics is the study of energy and its transformations that drive all activities of the unive...

question_answer

Q: What is a graded action potential ,when talking about the nervous system, in human anatomy?

A: Graded potentials are changes in membrane potential that vary in size. They include diverse potentia...

question_answer

Q: Plasmodesmata in plant cells are most similar in function to which of the following structures in an...

A: Plasmodesmata is a channel through the cell wall that allows molecules and substances to move across...

question_answer

Q: State the purpose the trachea’s “C-shaped” cartilage ring.

A: The trachea, which is commonly called the windpipe, is a cartilaginous tube that connects the pharyn...

question_answer

Q: what major difference have scientists discovered between today's whales and the fossils of whales' a...

A: Fossils:These are the remains or trace of an organism which survived long ago.For example: Fossils p...

question_answer

Q: Identify the nerves involved and answer the questions.• Corneal blink reflex, why is this one of the...

A: The corneal blink reflex is caused by a loop between the trigeminal sensory nerves and the innervati...

question_answer

Q: Describe meningitis and the causes

A: Meningitis can be described as the inflammation of the meninges. Meninges are the coverings of the b...