# Biology

Dr. Paul is blood type O. His father was blood type A and his mother was blood type B. What were the genotypes of his parents and what are the possible blood types and ratios expected for crosses involving these parental genotypes?

1. 👍
2. 👎
3. 👁
4. ℹ️
5. 🚩
1. Dr. Paul must have received an O gene from each parent, but they also had A (dad) and B (mom) genes. That should give you their genotypes. Using a Punnett square should answer your last question. (See one of SraJMcGin's sources.)

1. 👍
2. 👎
3. ℹ️
4. 🚩

## Similar Questions

1. ### BIOLOGY

Heat exhaustion caused by a person's exposure to heat can result in weakness or collapse. It usually involves a decrease in blood pressure. Explain why the homeostasis adjustment to heat can cause a drop in blood pressure.

2. ### Genetics

If a man with blood type B, one whose parents had blood type O, marries a woman with blood type AB, what will be the theoretical percentage of their children with blood type B?

3. ### Biology

Here are the answers for Biology Unit 8 Lesson 9 Organizing Data About Expressed Traits - 1. In a normal distribution, the number of organisms exhibiting a phenotype variant near the lowest value is Answer - less than the number

4. ### Check My Anatomy (stuck)

1) If a person has neither of the two blood antigens, what is his or her blood type? A B O AB (i chose o) 4) Testosterone is produced in the? testes bulbourethral glands prostate glands seminal vesticles (i chose vesticles) 6.

1. ### I am having trouble with this homework question ,

Here is the probability model for the blood type of a randomly chosen person in the United States. Blood type O A B AB Probability 0.53 0.21 0.03 0.23 What is the probability that a randomly chosen American does not have type O

2. ### science

A woman sues a man for the support of her child. She has type A blood, her child type O, the man type B. could the man be the fatherÉ Explain.

3. ### science

1. The liquid part of the blood is called _____. (1 point) hemoglobin plasma platelets white blood cells 2. Your circulatory system can best be compared to _____. (1 point) gates a net pipes a balloon 3. Which of the following

4. ### science

2. Which of the following is responsible for carrying nutrients to and waste from the body’s cells? (1 point) plasma red blood cells red and white blood cells white blood cells 3. _________ defend the body against disease. (1

1. ### helth plz help

the blood vessels that carry blood away from the heart to the rest of the body are… plasma ****** red blood cells whight blood cells platelets 4.Which component of blood is used to help create a scab after you cut your finger?

2. ### Biology

For human blood type, the alleles for types A and B are codominant, but both are dominant over the type O allele. The Rh factor is separate from the ABO blood group and is located on a separate chromosome. The Rh+ allele is

3. ### statistics

Blood type AB is found in only 3% of the population†. If 240 people are chosen at random, find the probability of the following. (Round your answers to four decimal places.) (a) 5 or more will have this blood type (b)between 5

4. ### Math

200 elementary school students were surveyed to find their blood groups. Of those, 55 were of blood group A, 85 of blood group B, and 21 of blood group O. What is the probability that a randomly chosen student has either blood