50% probability that a human sperm cell will carry an X chromosome
Beyond durability, cockroaches are built to play defense. They have an exoskeleton to protect their soft bodies, and will hide whenever they're in the process of molting their exoskeleton. The exoskeleton is not only rigid but flexible to allow the roach to crawl into tiny crevices. Their legs are built for running
Answer:
a) not accompanied by purging
Explanation:
- If a person has episodes of uncontrollable eating then the person is said to have a problem of binge eating.
- When a person shows a tendency of frequent and recurring binge eating then the person is said to have binge eating disorder.
- Binge eating disorder is differentiated from another similar problem which is known as bulimia nervosa.
- In the case of binge eating disorder a person has a tendency of binge eating but without purging, unlike bulimia nervosa where purging is a characteristic feature.
- Purging is an attempt to get rid of the excess food consumed and this attempt is not made in case of binge eating.
C. The Bering Land Bridge once connected what would be Russia and North America but the the movement of these continents separated the land bridge
