The first invertebrates to show both segmentation and a complete digestive system belong to the phylum Annelida that includes earthworms, leech, sandworms, etc.
These segmented worms have complete digestive system which is also known as tube-within a tube. These can be found in freshwater, marine water or can even be terrestrial.
Answer:
<em><u>ability to catalyze a reaction </u></em>
Explanation:
<em>Because it causes denaturation of the protein, but no chemical or electrical changes.</em>
Fungus uses its hyphae to obtain nutrients.
Answer:
They affect cancerous cells during a particular phase of cellular reproduction.
Explanation:
Cell cycle-specific drugs are chemotherapy drugs including cancer, they kill cancer when the cancer cells when they're dividing or active, unlike cell cycle non specific that kills cancer when cells when at rest mode.
Usually considered to be the most effective against tumor in cancer patients.
For example, the following are some of the antitumor antibiotics are:
Anthracyclines: Mitoxantrone and Idarubicin.
Chromomycins: Dactinomycin and Plicamycin.
Miscellaneous: Mitomycin and Bleomycin
