If
1 answer:
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C. 50%
Explanation:
- The woman has blood group O so her genotype will be
.
- The husband has blood group A so his genotype could either be
.
- Since the husband's father was having blood group B so it is obvious that the husband is heterozygous with genotype
.
- A cross between heterozygous dominant and homozygous recessive is a test cross and will yeild 50% offspring with recessive genotype.
- So the probability of the child having blood group O is 50%.
I attached the right answers, maybe some words were difficult to understand:
Vagina in the sex of the female
The urethra is a duct which is shared between the urinary system and the testis. It is located into the penis (it passes both sperms and urine)
Testis means the testicles, where spermatozoids are produced.
Fallopian tube, join between the ovary and the uterus of the female, it looks like an elephant trunk
<span>Vas deferens: are the ducts between the testis and the prostate, it transports the spermatozoid and will be mixed with the prostatic secretion (sperm).</span>
Vagina in the sex of the female
The urethra is a duct which is shared between the urinary system and the testis. It is located into the penis (it passes both sperms and urine)
Testis means the testicles, where spermatozoids are produced.
Fallopian tube, join between the ovary and the uterus of the female, it looks like an elephant trunk
<span>Vas deferens: are the ducts between the testis and the prostate, it transports the spermatozoid and will be mixed with the prostatic secretion (sperm).</span>