Marge Simpson decided to start a new garden in her backyard. She heard that plants compete for space and decided to testis idea. She bought a mixture of flower seeds and some potting soll She put the same amount of soil into each of 5 plastic cups. In the
first cup she planted 2 seeds, in the second cup she planted 4 seeds, in the third 8 seeds, and in the fourth cup ste planted 16
seeds. In the last cup she planted 32 seeds. After 25 days, she determined which set of plants looked the healthiest
What is the control group?

hi~~

i would say that hybridization occurs frequently in nature, because there are many types of hybrids that have occurred naturally, such as the mule (male donkey + female horse)

did you fail the test? xd

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation: