Tumor suppressor genes encode for proteins that inhibit or slow the progression of the cell cycle through a specific stage.they also encode for check point control proteins that arrests the cell cycle if the DNA is damaged or the chromosomes are abnormal. Mutation in the tumor suppressor genes that cause a loss or decreased function would lead to uncontrolled cell cycle leading to abnormal proliferation and the cell may become cancerous.
Answer:
rudimentary eyes
Explanation:
Rudimentary eyes are eyes covered by skin that do not respond to visual stimulation.
Answer:
Which of the following bacteria lack a cell wall and are therefore resistant to penicillin?
B. Mycoplasmas
The protein from which hook and filaments of flagella are composed of, is
B. flagellin
A cluster of polar flagella is called
A. lophotrichous
The cooci which mostly occur in single or pairs are
B. Diplococci
Flagella move the cell by
C. spinning like a propeller
Explanation:
Answer is : b
Bilateral symmetry
Because gravity is acting straight down. It does not act side to side. On the other hand, air resistance acts (in this case) only side to side, in the opposite direction of the movement. Even if the two are the same size, they are not acting in the opposite direction of each other, so they do not "balance each other out," i.e., do not stop each other.