Which statement about the rock cycle is not true?
(1) Cementation is a process that
leads to sedimentary rocks.
(2) When heat is applied to a rock
and it melts, it may form a
metamorphic rock.
(3) A sedimentary rock in the future
may change into another type
of sedimentary rock.
(4) Solidification is always needed
to form an igneous rock.

Protein synthesis actually begins in the nucleus when transcribes a single gene on the dna molecule is copied. the process of copying this gene is called this copy is known as and contains the protein building instructions. this copy is sent out into the cytoplasm to the part of the cell known as the the of the ribosome will join together to form a functional ribosome when they attach to the mrna. as the mrna moves through the ribosome, the message is read by transfer rna brings the correct back to the ribosome. the amino acids are placed in the correct order and are hitched together by

Which is the correct formula for photosynthesis

Pink fur (p) is dominant to purple fur (p) in hamsters. two heterozygous pink hamsters are crossed. what is the probability that these two parents will have an offspring with purple fur? 2/4, 1/2 or 50% 1/4 or 25% 3/4 or 75% 4/4 or 100% there is no chance for this type of offspring