Please Which two of the following sentences from the article include central ideas of the article? 1. Over long periods of time – millions and millions of years – all rocks play a part in Earth's
recycling system.
2. Magma that intrudes or pushes itself into layers and cracks of existing rocks underground
forms intrusive igneous rocks, like granite.
3. The only parts of the rock cycle that we can easily observe are the surface processes that
break down rocks, called erosion, and that build up rocks, called deposition.
4. There are many types of landslides, but they all involve large amounts of moving rocks.
(A) 1 and 3
(B) 1 and 4
(C) 2 and 3
(D) 2 and 4

1. the passing of is the basis of heredity. 2. our encode the instructions that define our traits. 3. each of us has thousands of genes, which are made of and reside in our chromosomes. 4. in addition to our genes, the we live in also define our traits. 5. humans have two complete sets of chromosomes. 6. when parents conceive a child, each parent contributes set of chromosomes. 7. every child receives of its chromosomes from the mother and half from the father. 8. this transfer takes place at when the father’s sperm joins the mother’s egg. 9. while most cells in our bodies have two sets of chromosomes, or a total of egg and sperm each have chromosomes. 10. when egg and sperm unite they create a single cell called a 11. each parent contributes complete set of chromosomes to their child. 12. since the parents contribute the chromosomes to each new child, every child inherits a unique set of chromosomes. 13. as a result, every baby will have a combination of traits.

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?