Answer:
They are the alkali metals, alkaline earth metals, transition metals, other metals, metalloids, non-metals, halogens, noble gases and rare earth elements.
Answer:
reproduction
Explanation:
you can live without reproduction in fact many people are incapable of it but the other things you do need to survive because they are important for most of your organs.
Answer:
The spindle, shown in figure below, consists of fibers made of microtubules. the spindle starts to form during prophase of mitosis kinetochores on the spindle attach to the centromeres of sister chromatids.
Explanation: Chromosomes line up at the metaphase plate under tension from the mitotic spindle.
Answer:
Eating sweets may affect weight gain in children.
A child will catch a cold if she plays in the rain.
If a plant receives fertilizer, it will grow at a faster rate.
Hypothesis is an educated guess. It is necessary to have a Hypothesis before performing an experiment. There are also other steps or requirements you need before conducting experiments. A Hypothesis usually has what is known as an if-then statement. Example: If do da do, then this will occur. "IF" is the first part, "THEN" is the second part of the statement.