CELL REACTION TO ITS ENVIRONMENT
All living things are capable of responding to internal and external stimuli. The ability to do this is called irritability or sensitivity. By this means, plants and animals are able to detect and respond to changes in their environment. Irritability…
ASPECTS OF GROWTH
It is sometimes very difficult to determine growth in organism. Growth varies from one organism to another. Parameters normally used to measure growth in organisms include: Mass. Length, height or width. Area or volume. a) In most growth studies,…
Study Guide
