Answer: C
Explanation: This is the definition of mass extinction.
Answer:
The correct answer is - Development in all animals is determined by the unique family of Hox genes (or other similar homeobox genes).
Explanation:
A body plane is a group of characteristics that helps in recognizing or identify the group of animals, for example, class or phylum. In the body plan, you will experience a particular group similar structure or body plan at some point in time at life or development embryonic, larval or adult.
Hox genes are the family of genes that are responsible for determining the development of all animals or genes such as hox genes are accountable.
Thus, the correct answer is - the second statement.
Answer:
The organisms in which are able to adapt and become stronger.
Explanation:
In Darwin's theory, only the strongest and capable of adaption survive to natural challenges.
Answer:
I'll go with choice C...they have both atibodies A and B
