The following are the characteristics of Cnidaria:
1. The organisms have specialized stinging cells known as cnidocytes.
2. Two types of body plans exist, that is, polyp and medusa.
3. The phenomenon of alternation of generation is observed.
The following are the characteristics of Porifera:
1. The organisms lack symmetry.
2. The adult forms are sessile.
3. The organisms obtain food by filtering water.
Answer:
B
Explanation:
Water vapor cools and forms water droplets in clouds.
Answer:
Up and down
Explanation:
In the process of diffusion, a substance tends to move from an area of high concentration to an area of low concentration until its concentration becomes equal throughout a space.
Answer:
Gwen is the mother of newborn Taylor. For the majority of the day, Gwen holds Taylor between her breasts, skin-to-skin. This allows Taylor to listen to Gwen's heartbeat, as well as feel her mother's body heat. Gwen is utilizing <em>kangroo care.</em>
Explanation:
Kangaroo- care can be described as a method of caring for children who are born with less weight or are pre-mature babies. In this method, the child is kept chest-to- chest with the elder person like his or her mother. By this method, heat is transformed to the baby as the baby is very weal to produce its own heat. It helps to save the life or pre-mature or weak babies.
a crystal has a regularly repeating arrangement of atoms
