Experiments are tests and exercises are discussions.
Both are different methods of gathering data and ideas: one through the use of testing, and the other through the use of communication.
The right answer for the question that is being asked and shown above is that: "seed coat, stored food, and an embryo." Danny has taken a cross section of a seed. The follwoing parts that he will see is that of seed coat, stored food, and an embryo
Hormones because if you think about it. Vertebrates must have backbones and mammals have them. And, humans are basically mammals. And the glands secrete hormones.
