How are fossils of extinct organisms included in branching diagrams

To be considered a molecule must be capable of replication A True B false

What is southern blot as a part of the gel electrophoresis process? And what does it tell you?

If the CO₂ level in blood rises above a preset limit, how will the respiratory center adjust the breathing to compensate? A. decrease rate and depth of respiration B. decrease rate and increase depth of respiration C.

Distinguishing autosomal dominant inheritance from X-linked dominant inheritance in pedigree analysis is often difficult. Which of the following observations would be characteristic of autosomal dominant, but not of X-linked dominant inheritance.

Which cell would be most efficient at absorbing nutrients? A cell with a 8:1 surface area to volume ratio or a cell with a 5:1 surface area to volume ratio? Why?

What is true about DNA

Can a person with type O blood receive any other blood type besides type O? Why?

Why do it rain in the sun

The table below shows the number of foot bones in some horse fossils. Horse Fossil Record Horse Fossil Number of Foot Bones P 19 Q 17 R 24 S 13 Ancient horses had more bones in their foot then present-day horses.

Which occurs during translation but not during transcription? C a). A DNA template is used to create an mRNA strand. b). A tRNA template is used to create a DNA strand. c). A tRNA template is used to create an mRNA strand. d).