Permanent Alterations in Genetic Material That Occur Due to Environmental

question 20

Multiple Choice

Permanent alterations in genetic material that occur due to environmental conditions such as radiation or environmental hazards is/are called

• A) incomplete dominations.
• B) recessive defects.
• C) alleles.
• D) mutations.

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Definitions:

Typhlosole

An internal fold of the intestine or another structure that increases surface area for digestion and absorption in some animals.

Hermaphroditic

Type of animal that has both male and female sex organs.

Earthworms

Segmented invertebrates belonging to the phylum Annelida, crucial for soil aeration and nutrient recycling.

Cross-Fertilizing

The process of fertilization in which the sperm and egg come from two different individuals, increasing genetic diversity within a species.