Biology
Grade-10
Easy
Question
In Igf2 gene in mice, only ______________ allele is expressed.
Maternal
Paternal
Both
None of the above
Maternal
Paternal
Both
None of the above
Hint:
Paternal
The correct answer is: Paternal
Igf2 is a growth factor expressed in most normal tissues, solely from the paternal allele.
Igf2 protein is a growth factor particularly important during pregnancy, where it promotes both foetal and placental growth and also nutrient transfer from mother to offspring via the placenta.
Related Questions to study
Biology
The differential expression of genetic material relying on its parental origin of inheritance gives
The differential expression of genetic material relying on its parental origin of inheritance gives
BiologyGrade-10
Biology
The alterations that occur in DNA sequences are called ___________.
The alterations that occur in DNA sequences are called ___________.
BiologyGrade-10
Biology
Genomic imprinting in mammals is seen in _____ percent of the genes?
Genomic imprinting in mammals is seen in _____ percent of the genes?
BiologyGrade-10
Biology
Which of the following is NOT a symptom of Marfan syndrome?
Which of the following is NOT a symptom of Marfan syndrome?
BiologyGrade-10
Biology
__________ is the unit of heredity.
__________ is the unit of heredity.
BiologyGrade-10
Biology
The following picture represents a symptom of:
The following picture represents a symptom of:
BiologyGrade-10
Biology
Which is NOT a symptom of PKU?
Which is NOT a symptom of PKU?
BiologyGrade-10
Biology
The concept of antagonistic pleiotropy is proposed by:
the antagonistic pleiotropy hypothesis was first proposed by George C. Williams in 1957.
The concept of antagonistic pleiotropy is proposed by:
BiologyGrade-10
the antagonistic pleiotropy hypothesis was first proposed by George C. Williams in 1957.
Biology
Which branch of biology focuses on the study of inheritance?
Which branch of biology focuses on the study of inheritance?
BiologyGrade-10
Biology
Approximately __________ of cats with white fur and blue eyes are found to be deaf.
Approximately __________ of cats with white fur and blue eyes are found to be deaf.
BiologyGrade-10
Biology
When a mutation in one single gene causes a disease with a wide range of symptoms, this situation is known as:
When a mutation in one single gene causes a disease with a wide range of symptoms, this situation is known as:
BiologyGrade-10
Biology
Indirect effects of the vestigial gene in fruit flies include:
Indirect effects of the vestigial gene in fruit flies include:
BiologyGrade-10
Biology
A pleiotropic gene:
A pleiotropic gene:
BiologyGrade-10
Biology
Mendel observed that pea plants with colorless seed coats always had __________ flowers and _________________ on their axils.
Mendel observed that pea plants with colorless seed coats always had __________ flowers and _________________ on their axils.
BiologyGrade-10
Biology
When a single gene contributes to multiple phenotypic traits it is known as _________.
When a single gene contributes to multiple phenotypic traits it is known as _________.
BiologyGrade-10