Arrange these events from earliest to most recent.

1.  emission of lava in what is now Siberia at time of Permian extinctions

2.  emission of lava that solidified at the same time as iron-bearing terrestrial rocks began to rust

3.  emission of lava that solidified at the same time as rusted iron precipitated from seawater

4.  emission of lava in what is now India at time of Cretaceous extinctions

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#Question id: 5701

#8. Inheritance Biology

Cross-over suppressors are production of gametes having cross over products is lethal. Which of the following statement is incorrect?

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#Question id: 4751

#8. Inheritance Biology

In the following example, 3 independently assorting genes are known to govern coat color in mice. The genotype of few of the coat colors is given below:

Agouti: A-B-C- Black: aa B-C - Albino: -- -- cc

What will be the expected frequency of abino, in progeny from crosses of  AaBbCc with albino of the genotype aabbcc?

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#Question id: 5043

#5. Developmental Biology

 The ability of a single cell to divide and produce all of the differentiated cells in an organism:

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#Question id: 4359

#3. Fundamental Processes

DNA methylation and histone acetylation are examples of which of the following processes?

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#Question id: 3536

#8. Inheritance Biology

What is the probability that selfing an F1 plant from Mendel dihybrid cross ( RrYy X RrYy) will produce an offspring with an rrYY genotype?