Ptosis (droopy eyelid) may be inherited as a dominant human trait. Among 30 people who are heterozygous for the ptosis allele, 10 have ptosis and 20 have normal eyelids. What is the penetrance for ptosis?

TLS Online TPP Program

#Question id: 19355

#Unit 12. Applied Biology

Genes are often transferred from eukaryotes into prokaryotes with the prime objective

TLS Online TPP Program

#Question id: 23470

#Unit 1. Molecules and their Interaction Relevant to Biology

The name of the first Electronic computer is

TLS Online TPP Program

#Question id: 17673

#Unit 9. Diversity of Life Forms

transport of water, minerals, and nutrients 

TLS Online TPP Program

#Question id: 8851

#Unit 9. Diversity of Life Forms

Why is territoriality an adaptive behavior for songbirds maintaining populations at or near their carrying capacity?

TLS Online TPP Program

#Question id: 23168

#Unit 13. Methods in Biology

What are the advantages of using secondary antibodies in indirect immunofluorescence?

1.  It makes easy to choose a different conjugate no matter the primary antibody

2. Enhance detection by localizing more conjugate at the antigen

3. Conjugation of fluorophore can interfere with the primary antibody’s recognition of the antigen

Which of the following options is correct?