bio 1

bio 1

fungus that is extensively used in biochemical genetic work

neurospora

meiosis , at what stage is a recombinant dna made

pachytene

in c4 pathway,aspatric acid is formed from

pyruvic acid

CO2 is not released during

lactic acid fermentation

. the process of growth is max during

log phase

. which harmone promotes internode /petiole elongation in deep water rice-

ethylene

. how are aminoacid sequences in polypeptide , dictated by dna and represented by mRna

by the translation of MRNA sequences into amino acids

amensalism

speices A (-) speices B (0)

. in both the growth models, growth of the population is ultimately limited by

carrying capacity of the environment

the term ecosystem is coined by

A.G tansley

exploring molecular, genetic and speices level diversity for products of economic importance is termed as

bioprospecting

in myelinated axons ,the gaps btw two adjacent myelin sheaths are called

nodes of ranvier

gonadotropins synthesis and release are due to stimulation by

GnRH

Which stage are eyebrows formed in a human feotus

the end of 2nd trimester

hcG is secreted by

placenta

cells that are located in interstitial spaces btw seminiferous tubules

immuno competent cell

. during the 21 day course of oral contraceptive pills , ovulation is suppresed due to

progestron and oestrogen in pills inhibit gonadotropins

the swan neck flask experiment of loius paster supports the theory of

biogenesis

variation caused by mutation as propossed by hugo de vries are

random and directionless

bacterial disease that show air born transmission

pneumonia

abused by sportsman

cannaboids

normally acts as selectable markers

antibiotic resistance gene

purines found in both RNA and DNA are

adenine and guanine

which is the "only enzyme" that has "capability" to catalyse initiation, elongation and termination in the process of transcription in prokaryotes?

DNA dependent RNA polymerase

The association of histone H1 with a nucleosome indicates that

the DNA condensed into chromatin fibre

The experimental proof for semi-conservative replication of DNA was first shown in a

bacterium

Which of the RNAs should be most abundant in animal cell?

rRNA

A complex of ribosomes attached to a single strand of RNA is known as

polysome