Answer: Root growth begins with seed germination. ... The zone of elongation is where the newly formed cells increase in length, thereby lengthening the root. Beginning at the first root hair is the zone of cell maturation where the root cells begin to differentiate into special cell types.
Explanation:
The volume is mass density is h,w,l
<span>D. food molecules called nutrients</span>
The Biosphere only contains life on earth's lithosphere
Answer;
-Carboxyl group
Explanation;
-Lipids is one of the four important biomolecules, others being, nucleic acid, carbohydrates, and proteins.
-Lipids are made of glycerol and fatty acids. Fatty acids consist of a carboxylic acid (-C=O-OH functional group) with a long un-branched hydrocarbon chain. Fatty acids serve as a precursor for other lipids and are used by the body for energy storage. Fatty acids may be saturated or unsaturated. Saturated fatty acids have single bonds between each carbon, while unsaturated have either a double or triple bonds.