The stem of a plant grows_________from the pith. <u>outwards</u> or inwards
Answer:
Our sun is extremly hot. like our sun, hydrogen is being converted into helium, a process which gives off energy that heats the star
Explanation:
Answer:
A. single-gene
Explanation:
It is controlled by a single gene that has two alleles. The allele for a widow's peak is dominant over the allele for a hairline with no peak.
The slightest change in pH can destroy the substance or organism. The pH of a cell's interior helps regulate the cell's chemical reactions. For example, the pH of blood is 7.4, if blood falls to 6.8 or lower or 8.2 or higher, it results in death.
<span>(1) Specific sections of DNA molecules in the
chromosomes are activated.</span> This <span>contain identical chromosomes to function
differently.</span>