Which of the following is the metabolic center of the neuron? 

TLS Online TPP Program

#Question id: 5616

#Unit 5. Developmental Biology

In the sperm the elevated Ca2+ level in a relatively basic cytoplasm triggers

TLS Online TPP Program

#Question id: 21250

#Unit 7. System Physiology – Animal

A 56-year-old female was diagnosed with a tumor near the base of the skull, impinging on her optic tract. Which of the following statements about the central visual pathway is correct?

TLS Online TPP Program

#Question id: 17996

#Unit 8. Inheritance Biology

Consider a heritable autosomal disease with an incidence in the population of 1 per thousand. On average, individuals with the disease have 80% as many children as the population average. In answering the various parts of this question, assume that mating is random. Now assume that the mutation rate is zero, that the disease is recessive, and that the disease allele is maintained in the population by heterozygote advantage. Calculate the heterozygote advantage,

TLS Online TPP Program

#Question id: 295

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following pairs of amino acids could form a covalent disulfide bond to link two polypeptides together in a multi-subunit protein complex

TLS Online TPP Program

#Question id: 2520

#Unit 2. Cellular Organization

During the course of a muscle twitch (a contraction due to a single action potential), when is the free calcium concentration of the muscle cytoplasm highest?