The correct answer is E. 0
Explanation:
The deciduous dentition or baby teeth refer to the first set of teeth human have before the permanent teeth, these teeth are prevalent during infancy and include 20 teeth: 4 central incisors, 4 lateral incisors, 4 canines and 8 molars divided into 4 primary molars and 4 secondary ones. In the case of premolars, these are part of permanent teeth but not of deciduous teeth as they only appear after deciduous teeth begin being replaced and these replace the molars in deciduous dentition. Thus, the number of premolars in deciduous dentition in humans is 0.
Answer:True
Explanation:I cannot remember the exact details, but his is definitely a question on a food service card test, and it is definitely true.
The lymphatic system destroy harmful substances 'By producing antibodies'.
The lymphocytes contained in lymphatic organs are produced with other defence cells by the bone marrow. They are then dispersed to eliminate pathogens.
<h2>Here are some characteristics:</h2><h3>
1 : rapid technological innovation;</h3><h3>
2 : large capital investments in order to apply production and management technology;</h3><h3>
3 : large-scale farms;</h3><h3>
4 : single crops/row crops grown continuously over many seasons;</h3><h3>
5 : uniform high-yield hybrid crops;</h3><h3>
6 : extensive use of pesticides, fertilizers</h3>
