Answer:
the answer is C. the lymph system
Answer:
Option D, the females choose mates
Explanation:
This is a common way to fertilize in animals where male put in efforts to allow the female to choose their partners. Here, in this case the male ducks are of different bright colors thus they would compete among themselves to attract the female ducks for mating. Therefore, a female duck gets the opportunity to choose the best partner for itself. This is a way of natural selection to fertilize.
Hence, option D is correct.
Relative age is the age of a rock layer (or the fossils it contains) compared to other layers. ... Absolute age is the numeric age of a layer of rocks or fossils. Absolute age can be determined by using radiometric dating.
Answer:
True
Explanation:
All living things have more than one cells that help function the organ system
Answer:
RNA.
Explanation:
RNA is present as genetic material in some viruses only. RNA is almost similar to DNA in its basic structure but contains oxyribose sugar and uracil instead of deoxyribose sugar and thymine.
According to RNA world hypothesis, RNA is the first genetic material evolved on earth. The RNA has the ability to store information as can be seen in process of transcription and translation. The ribozyme has the ability to acts as the enzyme. Hence, RNA has both ability to store information and catalyze the reaction.
Thus, the correct answer is option (E).