<h3><u>Answer</u>;</h3>
D. pteridophyte
<h3><u>Explanation;</u></h3>
- <em><u>Pteridophyte are vascular plants in the phylum plants that reproduce by releasing spores rather than seeds. </u></em>
Other characteristics of pteridophyte includes;
- <em><u>They show alternation of generations, that is the sporophyte generation and gametophyte generation are observed.</u></em>
- <em><u>Sporophytes has true roots, stem and leaves</u></em>
- <em><u>Sporangia are produced in groups on sporophylls</u></em>
Enzymes are biological molecules (typically proteins) that significantly speed up the rate of virtually all of the chemical reactions that take place within cells. Enzymes are highly selective catalysts, meaning that each enzyme only speeds up a specific reaction. Hope I’ve helped ;)
Acidic groundwater dissolving limestone
Answer:
A dimer (/ˈdaɪmər/) (di-, "two" + -mer, "parts") is an oligomer consisting of two monomers joined by bonds that can be either strong or weak, covalent or intermolecular. The term homodimer is used when the two molecules are identical (e.g. A–A) and heterodimer when they are not (e.g. A–B).
Explanation: