the value of a transitional fossil is : A. Transitional forms show the evolutionary steps between species For example, take a look at human's transitional fossil. Through the fossil, we became aware about the evolution that happened within the human species and we can observe how we developed from a monkey-like organisms into a more superior organism as we are today
Most baby teeth, also known as milk teeth, emerge in a certain order. Here's what you're likely to see as your baby moves from gums to pearly whites. 2 / 12. Lower central incisors The bottom middle teeth typically emerge first, between five months and 10 months. Tooth development is hereditary, so if you got your teeth early, chances are your baby will too! 3 / 12. Upper central incisors The upper middle teeth come next, between six months and 12 months. Teeth usually emerge in pairs. 4 / 12. Upper lateral incisors Between nine months and 13 months, you'll see the upper teeth to the right and left of centre. This will give your baby a row of four teeth across the top.
Eruption Charts. Teeth vary in size, shape and their location in the jaws. These differences enable teeth to work together to help you chew, speak and smile. They also help give your face its shape and form. At birth people usually have 20 baby (primary) teeth, which start to come in (erupt) at about 6 months of age. They fall out (shed) at various times throughout childhood. By age 21, all 32 of the permanent teeth have usually erupted. Download the following eruption charts: Baby Teeth Eruption Chart (PDF) Permanent Teeth Eruption Chart (PDF) Baby Teeth Eruption Chart