The okazaki fragements in DNA chain growth ______________.
result in transcription
polymerase in teh 3' to 5' direction and forms replication fork
prove semi -consevative nature of DNA replication
polymerize in the 5' to 3' direction and explain 3' to 5' DNA replication
Genes located on Y- chromosome are _____________.
mutant genes
sex linked genes
autosomal genes
holandric genes
The woman with albinic father marries albinic man. The proportion of her progeny is ____________.
2 normal : 1 albinic
all normal
all albinic
1 normal : 1 albinic
During transcription holoenzyme RNA polymerase binds to a DNA sequence and the DNA assumes a saddle like structure at that point. What is that sequence called?
CAAT box
GGTT box
AAAT box
TATA box
Nucleosome core is made of ______________.
h1, h2a, h2b, and H3
H1, H2A, H2B, H4
H1, H2A, H2B, H3 and H4
H2A, H2B, H3 and H4
Differentiation of organs and tissues in a developing organisms is associated with ______________.
developmental mutations
differential expression of genes
lethal mutations
deletion of genes
Which contribute to the success on Mendel?
Qualitative analysis of data
Observation of distinct inherited traits
His knowledge of Biology
Consideration of one character at one time
A fruity heterozygous for sex linked genes is mated with normal female fruit fly. Male specific chromosomes will enter egg cell in the proposition ________________.
1 :1
2 : 1
3 : 1
7 : 1
A human male produces sperms with the genotype AB, Ab ab and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotypeof thisperson?
AaBb
AaBB
AABb
AABB
According to IUCN red list, what is the status of red panda (Athurus flugens) ?
Vulnerable species
Critically endangered species
Extinct species
Endangered species