TLS Online TPP Program

#Question id: 1287


Biological roles of proteoglycans and hyaluronan include all of the following, except:

#SCPH06 I Botany
  1. maintenance of porosity for the diffusion of small molecules between cells and tissues.

  2. presentation of growth factors to cells.

  3. resistance to compression.

  4. storage sites for extracellular energy reserves.

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TLS Online TPP Program

#Question id: 8924

#I Life Science/ Life Sciences Group – I-V

Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
1. Protostomes invade terrestrial environments.
2. Cambrian explosion occurs.
3. Deuterostomes invade terrestrial environments.
4. Vertebrates become top predators in the seas.

TLS Online TPP Program

#Question id: 8924

#SCPH05 I Biotechnology

Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
1. Protostomes invade terrestrial environments.
2. Cambrian explosion occurs.
3. Deuterostomes invade terrestrial environments.
4. Vertebrates become top predators in the seas.

TLS Online TPP Program

#Question id: 8924

#SCPH06 I Botany

Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
1. Protostomes invade terrestrial environments.
2. Cambrian explosion occurs.
3. Deuterostomes invade terrestrial environments.
4. Vertebrates become top predators in the seas.

TLS Online TPP Program

#Question id: 8924

#SCPH28 | Zoology

Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
1. Protostomes invade terrestrial environments.
2. Cambrian explosion occurs.
3. Deuterostomes invade terrestrial environments.
4. Vertebrates become top predators in the seas.

TLS Online TPP Program

#Question id: 8925

#I Life Science/ Life Sciences Group – I-V

What is the probable sequence in which the following clades of animals originated, from earliest to most recent?
1. tetrapods
2. vertebrates
3. deuterostomes
4. amniotes
5. bilaterians

TLS Online TPP Program

#Question id: 8925

#SCPH05 I Biotechnology

What is the probable sequence in which the following clades of animals originated, from earliest to most recent?
1. tetrapods
2. vertebrates
3. deuterostomes
4. amniotes
5. bilaterians