this represents a gram +ive cell wall or -ive?

• negetive

• positive

• both a and b

• none of the above

identify the chemical

• caffenine

• adenine

• cholestrol

• palmitic acid

which one of these is a representation of igA, igG and igM respectively ?( number according to picture )

• 1,3.,2

• 3,2,1

• 2,1,3

This is a picture of which plant?

• euphorbia

• fucus

• laminaria

• triticum aestivum

Identify this botanist

• Robert Brown

• M. Beijernik

• Ernst Mayer

• Rosalind Franklin

This organism causes _______ of sheep ?

• Fasciolosis

• dysentry

• Amoebiasis

• death

Identify the organism

• staphylococcus aureus

• streptococcus

• lactobacillus

• corney bacterium

identify this living fossil.

• Ginkgo biloba

• Cassia

• hibiscus

• sequoia

identify the cell organelle

• mitochondria

• chloroplast

• microtubule

• fagellum

identify the pedigree chart.