Which of the following statements about craniates is (are) correct?

1. Craniates are more highly cephalized than are non-craniates.

2. Craniatesʹ genomic evolution includes duplication of clusters of genes that code for transcription factors.

3. The craniate clade is synonymous with the vertebrate clade.

4. Pharyngeal slits that can assist in gas exchange originated in craniates,

5. The two-chambered heart originated with the early craniates.

TLS Online TPP Program

#Question id: 14961

#Unit 8. Inheritance Biology

Drosophila females are capable of storing sperm and using it to fertilize eggs long after mating. How might this present a problem for a geneticist?

TLS Online TPP Program

#Question id: 11333

#Unit 10. Ecological Principles

Small geographic areas with high concentrations of endemic species and a large number of endangered and threatened species are known as

TLS Online TPP Program

#Question id: 19084

#Unit 6. System Physiology – Plant

ToxA is produced by__

a) Cochliobolus carbonum

b) Stagonospora nodorum

c) Pyrenophora tritici‐repentis

d) fungus Botrytis

Which combination is correct?

TLS Online TPP Program

#Question id: 10239

#Unit 10. Ecological Principles

Two species of barnacle, balanus balanoides and Chthamalus stellatus, occur in the intertidal regions of Scotland. As following

 Which of the following statements is correct?

TLS Online TPP Program

#Question id: 10246

#Unit 10. Ecological Principles

Under an ideal free distribution: