Celery Stalks That Are Immersed in Fresh Water for Several

question 26

Multiple Choice

Celery stalks that are immersed in fresh water for several hours become stiff and hard. Similar stalks left in a 0.15 M salt solution become limp and soft. From this we can deduce that

• A) the fresh water and the salt solution are both hypertonic to the cells of the celery stalks.
• B) the fresh water and the salt solution are both hypotonic to the cells of the celery stalks.
• C) the fresh water is hypotonic and the salt solution is hypertonic to the cells of the celery stalks.
• D) the fresh water is hypertonic and the salt solution is hypotonic to the cells of the celery stalks.
• E) the fresh water is isotonic and the salt solution is hypertonic to the cells of the celery stalks.

---

Definitions:

BMI

Body Mass Index, a measure of body fat based on height and weight.

85th Percentile

A statistical measure indicating that 85% of a population falls below a particular value, often used in contexts like speed analysis in traffic studies.

Autism Spectrum Disorder

A developmental disorder characterized by difficulties with social interaction, communication, and by restricted and repetitive behavior.

Physical Health

A state of physical well-being in which an individual is free from illness, injury, or pain, and can perform daily activities effectively.