Answer:
Rotifera- Microscopic animals with distinct head, neck, trunk, and foot
Bryozoa- Have a lophophore for feeding
Arthropoda- Have jointed appendages
Playthelminthes- Vibrantly colored flat-structured worms
Explanation:
Answer: A
Explanation:
The nucleus provides the instructions for making the proteins (the DNA) and the ribosomes are actually where the proteins are made.
Answer:
Climate change has the effect of determining migration of people.
Explanation:
A hazardous environment eg. changes in rainfall patterns, increase in temperature, sea level rise, cyclone frequency has the effect of people migrating to cooler places whereas a conducive environment has the effect of attracting more people to settle there.
A measure of the number of particles of a substance in a given volume would be concentration. <span>In chemistry, </span>concentration<span> is the abundance of a constituent divided by the total volume of a mixture. There are a number of ways expressing it such as molarity, molality, normality, ppm, percentage and the like.</span>
