Answer:
When a substance changes into a new substance
Answer:
a, b, and d are the correct answers
Explanation:
Answer:
Liza was unprepared for menarche; her mother hadn't even told her about it yet.
Explanation:
The body of the teenagers undergoes through the different physical and physiological change. Both girls and boys becomes reproductively mature and has changed in the voice and development of special physical characters.
The girls starts shows menstruation. The start of the menstruation is known as menarche. The girls should give prior knowledge and support during this stage. In case of Liza, she was unprepared for the menarche and has no prior knowledge. The Liza's mother did not give her any knowledge.
Thus, the correct answer is option (a).
I think it’s B. Strawberry’s can be propagated asexually by allowing plantlets on the end of runners.
When the starfish were removed from the area as part of an experiment, the mussel population swelled and crowded out other species. The biodiversity of the ecosystem was drastically reduced. Payne's study showed that identifying and protecting keystone species can help preserve the population of many other species.