The uninoculated tube is considered to be a negative control
because a negative control is an effect of having to show no response. Am uninoculated
control is where organisms are not being
inoculated such as having a culture bacteria of not being inoculated with an
organism.
A compound that has Carbon and Hydrogen
<h2>Answer:</h2>
The mistake made by Tyra is identified as personal error.
<h3>Explanation:</h3>
When an experiment is performed, the results which came in the final step or after interpreting experiment results are not 100% correct results.
Because there are many types of errors which can influence an experiment result like an instrumental error, personal error/human error.
The personal error is the error in measuring results or interpreting the results by the scientist due to some reasons like attention deviation or inability to take accurate measuring.
Answer::-
B. Water and nutrients absorbed by roots to the stem and leaves.
Xylem constitutes of the complex tissues and plays the role of conducting tissue for water and minerals from root to the stem and leaves (shoot).
<h2>
Answer:</h2>
The principle is <u>4) Archimedes' principle</u>.
<h2>
Explanation:</h2>
Archimedes principle, found by the old Greek mathematician and creator Archimedes, expressing that any object totally or incompletely submerged in a liquid (gas or fluid) very still is followed up on by an upward, power the size of which is equivalent to the heaviness of the liquid dislodged by the body.
The volume of dislodged liquid is identical to the volume of an item completely drenched in a liquid or to that portion of the volume underneath the surface for an article halfway submerged in a fluid. The heaviness of the uprooted bit of the liquid is comparable to the extent of the buoyant force.
