Answer:
The false statement is
D. Genetic disorders cannot be caused by changes in just one individual gene.
Explanation:
Genetic disorders are caused by changes in DNA sequence due to mutation which will result in protein alteration which causes different disorders
Not only in gene, a change in single nucleotide or deletion of single nucleotide in the DNA sequence can cause a genetic disorder.
Answer:
The correct answer is - (B) As with any living thing, a plant has an optimal temperature range at which it grows and performs best.
Explanation:
Like any other or most of the living organism, plants also required an optimal temperature range as they also required appropriate temperature for their growth and development and perform their functions at their best.
Optimum temperature range is a temperature range at which something performs its best similarly plants perform their cellular functions like photosynthesis, metabolism, reproduction, and many other functions that require a particular temperature range.
In mammals urine is expelled through the urethra which is part of the excretory system in unicellular organisms waste products are discharged directly through the surface of the cell
<span>Sickle cell anemia is a genetic disease with severe symptoms, including pain and anemia.
The disease is caused by a mutated version of the gene that helps make
hemoglobin — a protein that carries oxygen in red blood cells.</span>
I think the answer is a sorry if I get it wrong
