Answer: oxygen
Explanation: It is oxygen because we always need oxygen for many things and organisms
Answer: Vascular plants are successful due to better transportation for water, nutrients and reproduction. The xylem and phloem of the vascular bundles allow for distribution of water and food to all parts of the body. This structures allow vascular plants to colonize farther inland.
hope it helped.
Answer:
A^2+B^2=C^2
Explanation:
In mathematics, the Pythagorean theorem, also known as Pythagoras' theorem, is a fundamental relation in Euclidean geometry among the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse is equal to the sum of the areas of the squares on the other two sides
<span>In order for a cell to become cancerous, oncogenes must be active and tumor suppressors inactive.
Oncogenes are genes which carry genetic material capable of inducing cancer. Tumor suppressors, on the other hand, function as a sort of "anti oncogene." In other words, tumor suppressors work to stop uncontrolled cellular growth and prevent cells from becoming cancerous. So if oncogenes are active and tumor suppressors are inactive, then there is nothing to prevent the cell from growing cancerous.</span>
Answer:
Please see below
Explanation:
The number of chromatids have been stated with the respective event when it occurs in that particular number in the following way:
<u>23 chromatids</u>
primary oocyte arrested prior to ovulation
spermatozoa
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<u>46 chromatids</u>
oogonium prior to S phase
<u>92 chromatids</u>
secondary polar body
