( ) can not be found in the following photo
A: Libriform cell
B: Vessels
C: Ray cells
D: Ray tracheid
A: Libriform cell
B: Vessels
C: Ray cells
D: Ray tracheid
举一反三
- Which of the following cells can not be found in the skin? A: Merkel cell B: Kupffer cell C: Langerhans cell D: Melanocyte
- Which<br/>of the following cells are found in the epidermis?() A: Keratinocyte B: Melanocyte C: Merkel’cell D: Adipocyte E: Langerhans’s cell
- Which of the following about cell cycle is NOT true？（ ） A: We can get the synchronization of the cells by blocking DNA synthesis by TdR. B: Cytokinesis of animal cells is mediated by a contractile ring of actin and myosin II filaments. C: Meiosis II is similar to meiosis I. D: According to the characteristics of cell division, cell groups can be divided into three types, such as Cycling cells, Terminally Differentiated cells and Quiescent cell.
- The cockpit is provided with _____ insulation. A: radio B: heat and sound C: infrared ray and ultraviolet ray D: sunlight
- Which of the following is a germ cell? A: cells of the gonads B: intestinal cells C: sperm and eggs D: zygotes