12. Which type of rock is represented by the map symbol below?* A) clastic sedimentary rock formed from organic substances B) chemically formed sedimentary rock that consists mainly of the mineral calcite C) regional metamorphic rock with block like foliation D) contact metamorphic rock that results from the alteration of limestone by contact with an igneous intrusion​

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. chinchilla x chinchilla 1/2 agouti, 1/2 chinchilla 3/4 agouti, 1/4 chinchilla all chinchilla

Select the correct answer. tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d