A lymphocyte is a type of white blood cell. White blood cells are part of your immune system and help your body fight off diseases, including infections and cancer. There are two main types of lymphocytes â B cells and T cells. B cells make antibodies that attack bacteria and toxins in the body.
- Mud, sand, and volcanic ash can make sedimentary rocks. bones leaves, stems, and other remains of living things. - Geologists classify metamorphic rocks according to the arrangement of the grains that make up the rock. - Metamorphic that have their grains arranged in parallel layers or bands are said to be foliated.
â¢ synclinal structure- a bowl shaped depression of rock layers in which the beds dip rapidly toward a central point Anticline â¢ Limbs- two sides of the fold â¢ Axial Plane- an imaginary surface that divides a fold as symmetrically as possible, with one limb on either side of the plan â¢ Fold axis- the line made by the lengthwise intersection of the axial plane with the beds â¢ Shape is an upward arch and fold, the oldest sedimentary rock is on the bottom â¢ it has compressional ...