Answer:
The flu virus mutates
Explanation:
We need a new vaccine for each new strand of a flu virus
B because it looks like the stroma, where the calvin cycle occurs
Answer:
dicots
Explanation:
The stem is a thin stem that has no secondary growth in monocotyledons. It occurs, for example, in grasses. When the stem plant has secondary growth, this plant is usually a dicotyledonea. In addition to the stem, the plants have other structures such as trunk, stalk, strain and stem.
The trunk is a stem thickened by secondary growth and is typical of most trees. Stolen is a stem that grows close to the ground, as is the case with strawberries. The stem is a cylindrical stem without branches, typical of palm trees. The stem is also a branchless stem, but it has nodes distributed along its length. An example is the bamboo stem.
Answer:
Pseudopodia. (Ans A)
Explanation:
Pseudopodia are defined as the projections of the cytoplasm of the eukaryotic cell membrane, and unicellular protists. They are synthesized by the microtubules, and filament structures. They are divided into different shapes, and types such as: Lobopodia, Filopodia, Reticulopodia, and Axopodia.
Axopodia pseudopods are supported by microtubules array, they are covered by the cytoplasm, and mostly used for catch and ingestion of food. Genus Heliozoa, and Radiolaria of protists are example of Axopodia pseudopods.
