Answer:
False
Explanation:
All living things need ribosomes, they are the ones that do the translation of the RNA to form proteins which are essential for the cell to live and to reproduce. Without them the cell will accumulate damage and die in a short period of time due to the fact that it lacks proteins that can act as enzymes, carriers, support of a structure, messengers, etc. In other words, Proteins are of vital importance for the cell and if there is no ribosome that can join the amino acids according to the mRNA sequence there will not be proteins.
Xylem carries water and dissolved nutrients
Anaphylaxis is <span>a severe systemic allergic reaction characterized by bronchoconstriction, hypotension, and shock.</span>
1. Testing only one variable
A controlled variable means its the one that stays the same. In a controlled experiment, it means there is only one manipulated, (changed) variable.