Question

Please help me!

What is the definition of Principle of Common Descent?
A, B, Or C?

A. Similar patterns of embryological development provide further evidence that organisms have descended from a common ancestor

B. All species - living and extinct - are descended from ancient common ancestors

C. At the molecular level, the universal genetic code and homologous molecules provide evidence of common descent

Answer 1

C…At the molecular level the universal genetic…

Answer 2

\red{ \rule{10pt}{99999pt}} \orange{ \rule{10pt}{99999pt}} \color{yellow} { \rule{10pt} {99999pt}} \green{ \rule{10pt} {99999pt}} \blue{ \rule{10pt}{99999pt}} \purple{ \rule{10pt} {99999pt}} \red{ \rule{10pt}{99999pt}} \orange{ \rule{10pt}{99999pt}} \color{yellow} { \rule{10pt} {99999pt}} \green{ \rule{10pt} {99999pt}} \blue{ \rule{10pt}{99999pt}} \purple{ \rule{10pt} {99999pt}} \red{ \rule{10pt}{99999pt}} \orange{ \rule{10pt}{99999pt}} \color{yellow} { \rule{10pt} {99999pt}} \green{ \rule{10pt} {99999pt}} \blue{ \rule{10pt}{99999pt}} \purple{ \rule{10pt} {99999pt}} \red{ \rule{10pt}{99999pt}} \orange{ \rule{10pt}{99999pt}} \color{yellow} { \rule{10pt} {99999pt}} \green{ \rule{10pt} {99999pt}} \blue{ \rule{10pt}{99999pt}} \purple{ \rule{10pt} {99999pt}}