Solve the System by Graphing $$\left\{ \begin{array} { l } 5 x + y = - 20 \\2 x + 4 y = 10\end{array} \right.$$

question 92

Multiple Choice

Solve the system by graphing.
- $$\left\{ \begin{array} { l } 5 x + y = - 20 \\2 x + 4 y = 10\end{array} \right.$$

• A) \(\{ ( - 5,5 ) \}\)
• B) \(\{ ( x , y ) \mid 5 x + y = - 20 \}\)
• C) \(\{ ( 5,5 ) \}\)
• D) \(\varnothing\)

Identify the characteristics and significance of gastrulation in various species, focusing on the chick gastrula and differences between species.

Interpret experimental findings on embryonic development, particularly those related to manipulations of the frog embryos by Spemann.

Describe key features and differences in embryonic development between birds and placental mammals.

Understand the process of epiboly and its significance in frog gastrulation.