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TLS Online TPP Program

#Question id: 374

The pH of a sample of blood is 7.4, while gastric juice is pH 1.4.  The blood sample has:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. 0.189 times the [H+] as the gastric juice.

  2. 5.29 times lower [H+] than the gastric juice.

  3. 6,000 times lower [H+] than the gastric juice.

  4. a million times lower [H+] than the gastric juice.

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TLS Online TPP Program

#Question id: 32423

#Unit 2. Cellular Organization

Formation of filopodia depends on:
TLS Online TPP Program

#Question id: 5590

#Unit 5. Developmental Biology

The theory that every cell of an organism has the same genome as every other cell
TLS Online TPP Program

#Question id: 10875

#Unit 10. Ecological Principles

When the population density of species P , then
TLS Online TPP Program

#Question id: 31382

#Unit 4. Cell Communication and Cell Signaling

The activation of PI 3-kinase leads to the activation of a kinase, known as:
TLS Online TPP Program

#Question id: 5355

#Unit 8. Inheritance Biology

The characteristics of X-linked inheritance as following statement are correct

A- Reciprocal crosses resulting in different phenotypic ratios in their offspring 

B- Heterozygous females transmit each X-linked allele to approximately half their daughters and half their sons

C- Males that inherit an X-linked recessive allele always exhibit the recessive trait

D-Females that inherit an X-linked recessive allele from male always exhibit the dominant trait

E- Males do not transmit each X-linked allele to their sons