BIOLOGY
Which of the following does not occur during mitosis?
A. condensation of the chromosomesB. replication of the DNA
C. separation of sister chromatids
D. spindle formation
B. replication of the DNA
What do we call a bond formed by sharing electrons equally between two atoms?
Nonpolar covalent bond / Non-polar covalent bond
What diagram shows all the concurrent forces acting on a system?
Free-body Diagram
During the cell cycle, if a cell detects severe DNA damage that cannot be repaired before division, what process is triggered to prevent the faulty cell from dividing and passing on mutations?
CELL SUICIDE / APOPTOSIS
What is the number of particles in one mole of a substance, also known as Avogadro’s number?
6.022 × 10²³ / 6.022 × 10²³ particles
You are travelling 500 m East and goes back 150 m West. What is your covered distance and displacement?
Distance: 650 m, Displacement: 350 m
This chromosomal disorder occurs when a male is born with an extra X chromosome, resulting in 47 chromosomes instead of the usual 46. It is marked by small testes, infertility, reduced facial and body hair, decreased muscle mass, taller than average height, learning difficulties, and development of breast tissue. What is this condition called?
Klinefelter’s syndrome / XXY syndrome
What is the process called in which electrons occupy molecular orbitals in order of increasing energy?
Aufbau principle / Principle of Building Up
An object falls from a balcony 88 meters above the street. How long does it take to hit the ground?
4.28 seconds