________ allows mammalian cells to regulate gene expression and produce multiple mRNAs from the same pre-mRNA
Fill in the blank with correct word.
Answer: Alternative splicing
You might also like to view...
A bacteriophage that can integrate its genome into the host chromosome and not cause lysis of the host cell is said to be ________.
A. moderate B. temperate C. virulent D. avirulent
A light microscope can clearly resolve two
structures in a cell if they are no closer together than __________ percent of the shortest wavelength of visible light. a. 90 b. 80 c. 75 d. 60 e. 50
There are different types of biological work. Can you identify the type of work illustrated by the examples below?
A) electrical work B) concentration work C) synthetic work D) mechanical work E) electrical work or concentration work F) heat G) bioluminescent work 1) A man lifts a barbell. 2) A sea creature glows in the dark. 3) Green plants perform carbon fixation. 4) During respiration, protons are transported across the membrane of the mitochondrion. 5) Humans maintain a constant body temperature. 6) Sodium is accumulated inside a cell. 7) A nerve impulse is transmitted along a neuron. 8) Chromosomes move to opposite spindle poles during mitosis.
What step of inflammation is delayed by heparin released from mast cells and basophils?
A) Additional leukocytes are recruited to the region. B) Capillaries dilate and become more permeable. C) Infection is cleared by phagocytosis. D) Macrophages engulf debris and foreign matter. E) Foreign matter is contained.