Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/10

Click to flip

10 Cards in this Set

  • Front
  • Back
HOW DID VIRUS MAKE NEW VIRUS PARTICLES?
Viruses held information on substances that were required to make new virus particles, which by infecting a host cell, trick the host cell’s metabolic machinery into synthesizing the substance by using their enzymes
WHAT IS A BACTERIOPHAGE?
VIRUS THAT ONLY AFFECTS CERTAIN BACTERIA
WHO STARTED THE ROAD THAT LEAD TO UNCOVERING THE STRUCTURE OF DNA?
LINUS PAULING:
DEDUCED THE STRUCTURE OF A PROTEIN (COLLAGEN), WHICH LED TO PEOPLE ASKING WHY COULDN'T WE UNRAVEL THE STRUCTURE OF DNA.
WHO WAS THE FIRST TO FIGURE OUT THE STRUCTURE OF DNA?
JAMES WATSON & FRANCIS CRICK
WHAT ARE THE COMPONENTS OF A NUCLEOTIDE?
A 5-CARBON SUGAR(DEOXYRIBOSE), A PHOSPHATE GROUP, AND ONE NITROGEN-CONTAINING BASES
WHAT ARE THE NITROGEN-CONTAINING BASES?
ADENINE (A)
GUANINE (G)
THYMINE (T)
CYTOSINE (C)
WHAT ARE THE PYYRIMIDINES?
NUCLEOTIDES WITH A BACKBONE OF CARBON AND NITROGEN THAT FORMS A SINGLE RING
(T AND C)
WHAT ARE PURINES?
LARGER, BULKIER MOLECULES HAVING TWO RINGS
(A AND G)
IN WHAT WAY DO NUCLEOTIDES BOND?
A = T
G = C
X-RAY DIFFRACTION IMAGES
IMAGES THAT FORM AFTER A BEAM OF X-RAYS IS DIRECTED AT A MOLECULE, WHICH SCATTERS THE X-RAYS IN A PATTERN THAT CAN BE CAPTURED ON FILM.
PATTERN ONLY CONSISTS OF DOTS AND STREAKS
RESEARCHERS USE IT TO CALCULATE THE POSITIONS OF THE MOLECULE'S ATOMS.
ROSALIND FRANKLIN MADE FAMOUS X-RAY DIFFRACTION IMAGES OF DNA.