Answer:
Option C. A person inherits chromosomes from just one parent.
Explanation:
Genetic disorders or diseases that are caused by errors that occur during meiosis is called down syndrome. It is also known as trisomy 21. In this disease the person inherits one extra pair of chromosomes from one of the parent i. e. Father or mother.
A gymnosperm is <span>a plant that has seeds unprotected by an ovary or fruit. Gymnosperms include the conifers, cycads, and ginkgo.</span>
The answer is tunicates. Tunicates are commonly known as sea squirts and are in the Chordata phylum, even though they don't have a back bone. Which is really weird. But they just got put into the same category as humans. This is because they have a notocord and a back bone when they are larvae. But they lose all these when they become adults.
Answer:
In the element (<u>n Na20)</u> the <em>2 </em>means that there are 2 oxygen atoms in the Sodium Oxide.
Answer:
A Template strand runs from 3' to 5' end. therefore, it will be:
template DNA : 3' G-G-A-T-C-A 5'
a) mRNA : 5 'C-C-U-A-G-U 3'
codons of mRNA will be : CCU and AGU
b) anticodons of mRNA will be UCA and GGA
c)AMINOACIDS will be serine and proline
Dna testing might not be accurate always, as it is likely that samples collected from crime sites will be contaminated. It is also likely that mistakes are made while sequencing the DNA sample in laboratories.