Cellular Biology

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Quiz by , created about 3 years ago

Cellular Biology

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Created by o any about 3 years ago
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Question 1

Question
when a variation outside normal limits triggers a response that restores the normal condition, the regulatory mechanism involves
Answer
  • negative feedback
  • positive feedback
  • compensation
  • adaptation

Question 2

Question
A plane through the body that passes perpendicular to the long axis of the body and divides the body into a superior and an inferior section is a
Answer
  • saggital section
  • transverse section
  • coronal section
  • frontal section

Question 3

Question
the 4 basic types of tissue that the human body contains are
Answer
  • muscle,cartilage,glandular, and connective tissue
  • bone, cartilage, glands, and adipose tissue
  • loose connective, dense connective , dense regular, dense irregular
  • epethilial, connective, muscle and nervous tissue

Question 4

Question
carbohydrates contain units called
Answer
  • phosphate groups
  • monosaccharides
  • amino acids
  • steriod

Question 5

Question
which of the following transport mechanisms requires energy
Answer
  • osmosis
  • diffusion
  • active transport
  • seepage

Question 6

Question
which of the following is the correct sequence from the largest to the smallest
Answer
  • amino acid, cell, protein, atom
  • amino acid, atom, cell, protein,
  • cell, protein , amino acid, atom
  • atom, amino acid , protein, cell

Question 7

Question
Ribosomes are organelles responsible for
Answer
  • protein synthesis
  • manufacturing lipids
  • cell movement and cell shape
  • packaging cell products for export

Question 8

Question
Mitochondria
Answer
  • contain DNA
  • have inner and outer membranes
  • have inner folds called cristae
  • all of the above

Question 9

Question
A solution that is hyposmotic to plasma has
Answer
  • a lower osmotic pressure than plasma
  • a higher osmotic pressure than plasma
  • the same osmotic pressure as plasma
  • osmolarity equilibrium with plasma

Question 10

Question
a red blood cell that is placed in a hypertonic solution
Answer
  • gains water
  • loses water
  • remains the same
  • produces more haemoglobin