Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Biology Expert

describe Understanding the basics of genetics.
1. Tay-Sachs is a recessive genetic disease in humans. If one parent is homozygous normal and the other is a carrier (heterozygous), what are the chances that their child will have this disease?
A) 0%
B) 25%
C) 50%
D) 75%
E) 100%
2. If an organism shows a recessive phenotype, such as short pea plants, it can be
A) either TT or Tt.
B) either TT or tt
C) only Tt.
D) TT, Tt, or tt
E) only tt.
3. In humans, assume red hair is recessive to dark hair. What are the chances of a dark haired couple having a red-haired child if each had one red-haired parent?
A) 0
B) 25%
C) 50%
D) 75%
E) 100%
4. If the genotype of an organism is YySsTt, then yST would represent
A) the genotype of the offspring.
B) a gamete of that parent organism .
C) a possible phenotype of the offspring.
D) a possible zygote.
E) the P generation.
5. In guinea pigs, B = black, b = brown, S = short hair, s = long hair. A dihybrid reproduces with a dihybrid. The expected results are
A) 9 black long hair, 3 black short hair, 3 brown long hair, one brown short hair.
B) 9 black short hair, 6 black long hair, 3 brown long hair, one black short hair.
C) 9 black short hair, 3 black long hair, 3 brown short hair, one brown long hair.
D) 9 brown short hair, 3 black long hair, 3 brown long hair, one black short hair.
6. Karyotyping can be used to diagnose which of the following genetic disorders?
A) cystic fibrosis
B) Down syndrome
C) neurofibromatosis
D) phenylketonuria
E) hemophilia
7. If a chromosomal segment is turned around 180, the chromosomal mutation is termed a(n)
A) translocation.
B) duplication.
C) deletion.
D) inversion.
E) invertiploid.
8. Which statement is true regarding the Barr body?
A) It is found in the nuclei of males.
B) It is found in the nuclei of females.
C) It is found in the cytoplasm of males.
D) It is found in the cytoplasm of females.
E) It is a condensed inactive Y chromosome.
9. If a person inherits two X chromosomes, this individual will be
A) female.
B) male.
C) colorblind.
D) sterile.
E) a poly-X female.
10. A colorblind (recessive trait) woman will pass the allele to
A) her sons only.
B) her husband.
C) her daughters only.
D) none of her children.
E) all her children

Biology, Academics

  • Category:- Biology
  • Reference No.:- M916694

Have any Question? 


Related Questions in Biology

You currently work as a marketing coordinator for new city

You currently work as a marketing coordinator for New City Home Care, a private home health company that offers nursing care and therapy services to the elderly residents of a medium-sized Midwestern city with a populati ...

Assignmentbegin with the information in dna a specific gene

Assignment Begin with the information in DNA, a specific gene. Describe how this genetic information results in the formation of a protein. Define mutation. Explain two specific types. Describe five different methods of ...

1describe the structural orientation of the atom and

1. Describe the structural orientation of the atom and indicate all the components that make up the atom. 2. Indicate what needs to occur for an atom to be considered stable 3. Indicate and describe the different types o ...

Assignment anatomy amp physiologydirections be sure to

ASSIGNMENT: Anatomy & Physiology Directions: Be sure to save an electronic copy of your answer before submitting it to Ashworth College for grading. Unless otherwise stated, answer in complete sentences, and be sure to u ...

Biology class must cite work must be 250 wordsyoutube url

Biology class. Must cite work, must be 250 words. YouTube URL: http://www.youtube.com/watch?v=rjza24Oyalc Dieters often talk about their metabolism. What is metabolism? Catabolism? Anabolism? Total metabolic rate (TMR)? ...

Part i textbook questionschapter 38 describe brieflyathe

Part I. Textbook Questions Chapter 3: 8. Describe briefly: a. The genotype of a person who has sickle-cell anemia. b. The genotype of a person with a normal phenotype who has a child with sickle-cell anemia. c. The total ...

Which theoretical perspective that guides the nursing

Which theoretical perspective, that guides the nursing process with assessment of the family, do you find to be the most helpful and effective? Why is this theory more appealing to you than the others?

Genetics and reproductioncreate at least a 350-word blog

Genetics and Reproduction Create at least a 350-word blog post in Microsoft® Word in response to the following question: Female copperhead snakes have the ability to reproduce both sexually and asexually. In your opinion ...

Assignmentmutations occur when dna is not replicated

Assignment Mutations occur when DNA is not replicated properly. Fortunately, for the most part, cells have a mechanism to correct the mutation or destroy it. Sometimes that mechanism fails and the mutation survives. Spen ...

What type of solution is 10 dextrose to the

What type of solution is 10% dextrose to the cell?  Assuming dextrose is a non penetrating solute, in which direction will net diffusion occur (into the cell; out of the cell; no movement?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate