Answer:
Zero
Explanation:
Have a look at the diagram below
TT represent tall Pea plant, Tt the hybrid and tt short pea plant.
Answer:
3 Ba(OH)2 + Fe2(SO4)3 = 2 Fe(OH)3 + 3 BaSO4
Explanation:
Here are the four postulates of natural selection, according to Charles Darwin:
1. variability - refers to different mutations that create different species
2. heritability - refers to the genes that are passed from one organism onto its descendants
3. overproduction of offspring - refers to the fact that more "children" is born than dies
4. natural selection - refers to those organisms that survive because they adapt to their surroundings better than those who will die
Answer:
Our solar system formed about 4.5 billion years ago from a dense cloud of interstellar gas and dust. The cloud collapsed, possibly due to the shockwave of a nearby exploding star, called a supernova. When this dust cloud collapsed, it formed a solar nebula—a spinning, swirling disk of material.
Explanation: