Second trimester is the period of gestation which extends from 13 to 27 weeks of pregnancy. The following are the points of development that occur in a fetus.
1. Development of lanugo: By the end of 16 week the fetus develops fine hair all over the body called as lanugo.
2.The fetus move and kick: By around 21 week the mother may feel kicks this is because the fetus develop the newly coordinated arms and legs.
3. The fetal position: By the end of second trimester the fetus develops a weight around 2 pounds this helps in determining the position of the fetus inside the mother's belly.
<span>The answer is A……A. Salamanders have a
larvae stage that breaths through gills while the adults breaths through lungs.
The larvae stage develops 30 days after
hatching and may metamorphose into an adult (60 days from hatching) ore remain as
larvae to maturity. </span>
