Answer:

Explanation:
As per the Newton's first law of motion,

where "v" is the final speed
"u" is the initial speed
"a" is the acceleration
and "t" is the time taken
Substituting the given values in above equation, we get -

The cart be traveling at a speed of
by the time it reaches level ground.
Answer: 20 amino acids
Explanation:
The Genetic code permits the triplet nature of codons whereby three nucleotides from Adenine, Uracil, Guanine and Cytosine on the messenger RNA (mRNA) join to form 64 codons.
Since more than one codon can specify for an amino acid, the 64 codons then specify for 20 amino acids, that then form the sequence of various proteins
Law of conservation of mass states that overall mass can neither be created nor destroyed. It means, that mass in left hand side & right hand side of the reaction would always remains constant
Hope this helps!
C. <span>corpus phase.
This is how the phase is
</span><span>Menstrual phase (From day 1 to 5)
Follicular phase (From day 1 to 13)
Ovulation phase (Day 14)
<span>Luteal phase (From day 15 to 28)</span></span>