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TLS Online TPP Program

#Question id: 35505

Which of the following are true regarding embryogenesis in dicotyledonous plants like Capsella bursa-pastoris?

#XL - R Botany
  1. The zygote first divides longitudinally into two equal cells.
  2. The terminal cell gives rise to most of the embryo proper.
  3. The basal cell forms the suspensor.
  4. The embryo passes through globular, heart-shaped, and torpedo stages.
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TLS Online TPP Program

#Question id: 19670

#XL - P Chemistry

Ethers may be used as solvents because they react only with which of the following reactants?
TLS Online TPP Program

#Question id: 19671

#XL - P Chemistry

An aryl carbon can be found in which of the following compounds?
TLS Online TPP Program

#Question id: 19672

#XL - P Chemistry

It’s called ether when the alkyl groups connected to either side of the oxygen atom in an ether are different.
TLS Online TPP Program

#Question id: 19673

#XL - P Chemistry

Which of the following alcohols is not polyhydric?
TLS Online TPP Program

#Question id: 19674

#XL - P Chemistry

What is the most basic aromatic amine’s common name?
TLS Online TPP Program

#Question id: 19675

#XL - P Chemistry

What is the correct name for a molecule that has two amino groups in opposing (para) locations around a benzene ring?