Basics
Translation
The synthesis of proteins is one of a cell’s most energy-consuming metabolic processes. In turn, proteins account for…
July 12, 2021 · Rajil TLBasics
Basics
Eukaryotic RNA Processing
The newly transcribed eukaryotic mRNAs must undergo several processing steps before they can be transferred from the nucleus…
July 12, 2021 · Rajil TLBasics
DNA Repair
DNA polymerase can make mistakes while adding nucleotides. It edits the DNA by proofreading every newly added base.…
July 12, 2021 · Rajil TLBasics
DNA Replication
When a cell divides, it is important that each daughter cell receives an identical copy of the DNA. This…
July 12, 2021 · Rajil TLBasics
The Structure of RNA
There is a second nucleic acid in all cells called ribonucleic acid, or RNA. Like DNA, RNA is…
July 12, 2021 · Rajil TLBasics
Introduction to Molecular Biology
Figure 9.1 Dolly the sheep was the first cloned mammal. Photo shows Dolly the sheep, which has been…
July 12, 2021 · Rajil TLBasics
Epistasis
Mendel’s studies in pea plants implied that the sum of an individual’s phenotype was controlled by genes (or…
July 12, 2021 · Rajil TLBasics
Linked Genes Violate the Law of Independent Assortment
Although all of Mendel’s pea plant characteristics behaved according to the law of independent assortment, we now know…
July 12, 2021 · Rajil TLBasics
Sex-Linked Traits
In humans, as well as in many other animals and some plants, the sex of the individual is…
July 12, 2021 · Rajil TL
Basics
Multiple Alleles
Mendel implied that only two alleles, one dominant and one recessive, could exist for a given gene. We…
July 12, 2021 · Rajil TL