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Worksheets3.01
Total questions: 11
Worksheet time: 6mins
Which is an example of a hereditary influence on development?
Mike’s body does not process fats in the brain and nerve cells because he has Tay-Sachs disease.
Natalie was born with a sexually transmitted disease.
Which is an example of an environmental influence on development?
Randy has sickle cell anemia which often causes him to be tired.
Stacy’s mother smoked during pregnancy; Stacy was born prematurely and was very small.
A preschooler’s mother was exposed to cats during her pregnancy, and the child has toxoplasmosis. Which influence on development is this?
Environment
Growth
Fetal alcohol syndrome may result in a child when:
he/she is exposed to X-rays or other sources of radiation.
he/she has been exposed to alcohol while in the womb.
An infant received from his mother’s genes a condition called hemophilia which makes it difficult for him to stop bleeding when he is injured. Which influence on development is this?
Heredity
Environment
An infant whose mother had X-rays during pregnancy was diagnosed with cancer. Which influence on development is this?
Environment
Growth
Thomas’s mother had chicken pox during the first six months of her pregnancy. Thomas has scarring of the skin, a limb defect, and eye problems. Which influence on development is this?
Environment
Growth
When does a baby have sickle cell anemia?
When he/she is born with 21 chromosomes
When he/she receives defective recessive genes from both parents
When is a baby likely to have Tay-Sachs disease?
When he/she receives defective recessive genes from both parents
When he/she has been exposed to harmful substances
When will the babies be fraternal twins?
Two sperm unite with two eggs at the same time and make two zygotes.
An ovum unites with a sperm carrying a Y chromosome.
Which is an example of a birth defect resulting from both hereditary and environmental influences?
One-year-old Mary has an incomplete spinal cord due to lack of folic acid and an inherited gene.
William has an extra chromosome and is mentally disabled.
