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TLS Online TPP Program

#Question id: 11502

Which of these statements is false and therefore does not support the hypothesis that certain eukaryotic organelles originated as bacterial endosymbionts? Such organelles

#XL - T Zoology
  1. are roughly the same size as bacteria.
  2. can be cultured on agar, because they make all their own proteins.
  3. contain circular DNA molecules.
  4. have ribosomes that are similar to those of bacteria.
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TLS Online TPP Program

#Question id: 17282

#XL - R Botany

Which of the following is a land plant that produces flagellated sperm and has a sporophyte-dominated life cycle? 
TLS Online TPP Program

#Question id: 293

#XL - Q Biochemistry

Which of the following types of bonds or interactions between lipid hydrocarbon tails is responsible for lipids forming a membrane bilayer or membranous vesicles in water
TLS Online TPP Program

#Question id: 27446

#XL - R Botany

The three-kingdom classification system was given by
TLS Online TPP Program

#Question id: 5150

#General Aptitude

If the number 481* 673 is completely divisible by 9, then the smallest whole number in place of * will be : 
TLS Online TPP Program

#Question id: 1077

#XL - T Zoology

Would ID50 and LD50 necessarily be the same for a given virus? Why or why not?