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TLS Online TPP Program

#Question id: 12235

Which  of  the  following  are  important  biotic  factors  that  can  affect  the  structure  and  organization of  biological communities?

#Unit 10. Ecological Principles
  1. Precipitation, wind
  2. Nutrient availability, soil pH 
  3. Predation, competition   
  4. Temperature, water
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TLS Online TPP Program

#Question id: 28431

#Unit 5. Developmental Biology

Which of the following cells direct the movement of the primitive streak in avian development?
TLS Online TPP Program

#Question id: 28432

#Unit 5. Developmental Biology

During chick development, the elongation of the primitive streak coextensive with_______
TLS Online TPP Program

#Question id: 28433

#Unit 5. Developmental Biology

Which of the following activity is first morphological sign of gastrulation in amniotes?
TLS Online TPP Program

#Question id: 28434

#Unit 5. Developmental Biology

Primitive Streak is homologous to_____
TLS Online TPP Program

#Question id: 28435

#Unit 5. Developmental Biology

Primitive Streak is first arises from which area or cells?
TLS Online TPP Program

#Question id: 28436

#Unit 5. Developmental Biology

Primitive Groove is____