Retrograde transport

COPI vesicles = cis-Golgi to ER

TLS Online TPP Program

#Id: 8142

#XL - Q Biochemistry

Retrograde transport

COPI vesicles = cis-Golgi to ER

TLS Online TPP Program

#Id: 10618

#XL - R Botany

IV. Gymnosperm

non-flowering plants

Naked seeds (fruits are not produced)

Heterosporous- life cycle

Better adaptation for land habitat

TLS Online TPP Program

#Id: 10619

#XL - R Botany

IV.Gymnosperm

Fertilization- Siphonogamous

Shows secondary growth- due to cambium

Seeds are borne on cones

TLS Online TPP Program

#Id: 10620

#XL - R Botany

IV.Gymnosperm

They are perennials and woody plants

They bear tap roots

Ovules - Orthotropous & covered by single integument

TLS Online TPP Program

#Id: 10621

#XL - R Botany

IV.Gymnosperm

Sexual reproduction-Oogamous

Female gametophyte is made up of n endosperm on which 2-8 archegonia are present

TLS Online TPP Program

#Id: 10622

#XL - R Botany

IV.Gymnosperm

Polyembryony - common

Ovules - seeds

Seeds two or more cotyledons

TLS Online TPP Program

#Id: 10623

#XL - R Botany

IV.Gymnosperm

The gymnosperms are heterosporous; they produce haploid microspores and megaspores