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TLS Online TPP Program

#Question id: 4390

Epigenetics marks refer to modifications to DNA and proteins that in turn regulate gene expression. Which statement is true regarding these specific types of modifications?

#Unit 3. Fundamental Processes

  1. They have the ability to both silence and activate genes.

  2. They can involve the methylation of cytosine bases.

  3. They are linked to the acetylation of histones.

  4. All of the above

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TLS Online TPP Program

#Question id: 33281

#Unit 2. Cellular Organization

The negative checkpoint signal depends on several proteins, which are recruited to unattached kinetochores, including; 
TLS Online TPP Program

#Question id: 469

#Unit 1. Molecules and their Interaction Relevant to Biology

The anaerobic conversion of 1 mol of glucose to 2 mol of lactate by fermentation is accompanied by a net gain of:
TLS Online TPP Program

#Question id: 16771

#Unit 13. Methods in Biology

What is the median?
TLS Online TPP Program

#Question id: 3556

#Unit 8. Inheritance Biology

Flower color in plant follows incomplete dominance. Cross between AA and aa results all F1 offspring are uniform were allowed to cross with AA genotype. What will be phenotype ratio?
TLS Online TPP Program

#Question id: 10247

#Unit 10. Ecological Principles

Deciduous oak habitats in southern Europe are superior to evergreen oak habitats from the perspective of the blue tit, a small songbird. As a result, blue tit populations in deciduous oak habitats have more potential for __________ and serving as __________ populations.