BIOLOGY VOL. II
16th Edition
ISBN: 9781308795317
Author: Raven
Publisher: Mcgraw-Hill/Create
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Two summer white squashes with genotype WwYy
were crossed (W= white color, Y=yellow color, w
and y= green color) W is epistatic to Y and y. What
would be the different colors of summer squashes
obtained out of the above cross? (2 pts.)
A. 12 white: 3 yellow:1 green
B. 12 yellow: 3 white: 1 green
C. 12 green: 1 white: 3 yellow
D. 12 yellow: 3 green: 1 white
The monohybrid crossing of heterozygous organism is analyzed. Which distribution of progeny genotypes will be:
Select one:
O a. 3:1
O b. 1:2:1
O C. 1:1
d. 9:3:3:1
O e. 9:7
If several pea plants with the genotype TtYy are crossed with pea plants with the genotype TtYy, what is the probability of producing the genotype TTYY in offspring?
A. 1/16
B. 1/2
C.1/4
D.1/8
Chapter 12 Solutions
BIOLOGY VOL. II
Ch. 12 - What property distinguished Mendels investigation...Ch. 12 - The F1 generation of the monohybrid cross purple...Ch. 12 - The F1 plants from the previous question are...Ch. 12 - In a cross of Aa Bb cc X Aa Bb Cc, what is the...Ch. 12 - An organisms __________ is/are determined by its...Ch. 12 - Phenotypes like height in humans, which show a...Ch. 12 - Japanese four oclocks that are red and tall are...Ch. 12 - If the two genes in the previous question showed...Ch. 12 - What is the probability of obtaining an individual...Ch. 12 - Prob. 4A
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- What is the likelihood that a parent with Type AB blood would have a child with Type O blood?a. 50%b. 25%c. 0%d. This can’t be determined without knowing the blood type of the other parent.arrow_forwardA number of all-white cats are crossed, and they produce the following types of progeny: 1216 all-white, 316 black, and 116 gray. What is the genotype of the black progeny? a. Aa b. Aa Bb c. A_B_ d. A_barrow_forwardIf these two individuals with the following characteristics are crossed Parent 1: blood type AB; heterozygous for H gene Parent 2: heterozygous B blood type; hh genotype What is the phenotypic ratio (blood type) of the F, generation? A. 4 AB: 1 A: 1 B: 2 0 B. 2 AB: 2 A: 4 B: no O C. 1 AB: 1 A: 2 B: 4 0 D. 1 AB: 1 A: 1 B: 10arrow_forward
- please asnwer asap The following are the offspring produced by the cross of AaBBCc X AaBbCC, except: a. AABBCC b. AabbCc c. AaBbCC d. AaBBCcarrow_forwardIf the probability of being blood-type A is 1/8 and the probability of blood-type O is 1/2, what is the probability of being either blood-type A or O? a.5/8 b.1/2 c.1/8 d. 1/16 I know the answer is a. I just want to know the calculation (Multiplication or addition rules) and the steps that was taken to find the answer.arrow_forwardAssuming no gene linkage, in a dihybrid cross ofAABB x aabb with AaBb F1 heterozygotes, what is the ratio of the F1 gametes (AB, aB,Ab, ab) that will give rise to the F2 offspring? a. 1:1:1:1 b. 1:3:3:1 c. 1:2:2:1 d. 4:3:2:1arrow_forward
- In the following cross, +s +a X +s +a, how many offspring do you expect to have wt eyes and wt wings? а. 3/16 b. 9/16 c. 1/16 d. 3/4arrow_forwardWhat is the probability that a cross between a true-breeding pea plant with round seeds and a true-breeding pea plant with wrinkled seeds will produce F 1 progeny with round seeds? A. 0 B. 1/4 C. 1/2 D.1 E. 1/8 5 pointsarrow_forwardBased on the genotypes presented here, what would be the phenotypic ratio of the F1 generation? A. 3 hemophilia: 1 non- hemophilia b. 4 hemophilia: 0 non- hemophilia c. 1 hemophilia: 3 non hemophilia d. 2 hemophilia: 2 non- hemophiliaarrow_forward
- The pea plants used in Mendel’s genetic inheritance studies were diploid, with 14 chromosomes in somatic cells. Assuming no crossing over events occur, how many unique gametes could one pea plant produce? a. 28 b. 128 c. 196 d. 16,384arrow_forwardMatch the terms with the best description. ___ dihybrid cross a. bb ___ monohybrid cross b. AaBbAaBb ___ homozygous condition c. Aa ___ heterozygous condition d. AaAaarrow_forwardBased on Mendel’s experimental crosses, what is the expected F2phenotype ratio of a single-factor cross?a. 1:2:1b. 2:1c. 3:1d. 9:3:3:1e. 4:1arrow_forward
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