Consider the following cross:

A/a ; B/b ; C/c ; D/d ; E/e  X a/a ; B/b ; c/c ; D/d ; e/e

What proportion of progeny will phenotypically resemble the first parent?

#Question id: 28312

#Unit 5. Developmental Biology

 Mammalian egg have pathways for accepting both (heterogeneous population) types of capacitated sperm acrosome-intact sperm as well as acrosome-reacted sperm, sperm with intact acrosomes become bound to ___

#Question id: 13097

#Unit 13. Methods in Biology

 

#Question id: 3514

#Unit 8. Inheritance Biology

Which of the following are not conclude of that monohybrid cross?

#Question id: 4723

#Unit 8. Inheritance Biology

The most common cause of the pleiotropic effect of gene is due to

#Question id: 3993

#Unit 3. Fundamental Processes

An example of coordinate control is the down-regulation of ribosomal RNA synthesis in response to amino acid starvation, which will cause synthesis of ribosomal proteins to be limited.  What is the correct order of the following events that participate in the signaling process?

1. Binding of stringent factor to the ribosome.

2. Formation of the unusual nucleotide ppGpp.

3. Formation of the unusual nucleotide pppGpp.

4. Uncharged tRNA binds in the ribosomal A-site.