Cells from advanced malignant tumors often have very abnormal chromosomes and an abnormal number of chromosomes. What might explain the association between malignant tumors and chromosomal abnormalities?

TLS Online TPP Program

#Question id: 2186

#Unit 2. Cellular Organization

Of the four classes of cellular macromolecules, which one is not a component of cell membranes?

TLS Online TPP Program

#Question id: 3047

#Unit 2. Cellular Organization

A rapidly growing bacterial species such as E. coli exhibits a typical phase of growth cycle in liquid nutrient broth. If a bacterial culture has starting density 1000 cells/ml in log phase and after four hours cell density is 4000 cells/ml.  What is specific growth rate per hour? 

TLS Online TPP Program

#Question id: 12768

#Unit 10. Ecological Principles

Carrying capacity is

TLS Online TPP Program

#Question id: 4436

#Unit 3. Fundamental Processes

is the process by which that genetic material is passed on. Any mistake that arises during _II_can therefore easily be catastrophic, it becomes permanent in the genome of that individual and gets passed on to subsequent generations.

TLS Online TPP Program

#Question id: 12503

#Unit 8. Inheritance Biology

In this pedigree II 1 is affected with an autosomal recessive disorder. The disease status for II 2 is unknown. A and B represent alleles at a locus which is tightly linked to the disease locus with recombination fraction of 0. Using the linked markers, II2 can be told that: