1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alisha [4.7K]
3 years ago
11

A paleontologist is trying to study the DNA of a fossil from an extinct animal called X. He has formulated three hypotheses. Whi

ch hypothesis CANNOT be tested?
A. X's DNA has a high proportion of protein.
B. The protein content of X's DNA changes with its life cycle.
C. X's DNA consists of a single strand.
Biology
1 answer:
lidiya [134]3 years ago
7 0
B.  Because the animal is not alive, its DNA can not be tested to see if it changes over its life cycle

You might be interested in
Which of the following statements does NOT accurately describe difference between mitosis & meiosis? A.mitosis is used to pr
yanalaym [24]

c), mitosis; meiosis ... Which of the following statements about human reproduction is true? ... b), Each cell undergoing mitosis divides into two complete new cells that are ... a), Sperm and ova are not identical to the parent cells that produced them. ... a), Mitosis produces cells that have a haploid number of chromosomes.

4 0
3 years ago
Select the organs that are a part of the respiratory system.
denpristay [2]

Answer:

Nose, Pharynx, Larynx, Tracha, Bronchi and Lungs

7 0
3 years ago
A single species that has evolved into several different forms that live in different ways has undergone a. adaptive radiation b
wlad13 [49]
A single species that has evolved into several different forms that live in different ways has undergone "b. convergent evolution" since the multiple "divergent" species are seen to "converge" into a single species if you go back far enough in time. 
8 0
3 years ago
Read 2 more answers
1. Explain how dehydration synthesis and<br> hydrolysis are related.
PolarNik [594]

<em>Answer: In dehydration synthesis reactions, a water molecule is formed as a result of generating a covalent bond between two monomeric components in a larger polymer. In hydrolysis reactions, a water molecule is consumed as a result of breaking the covalent bond holding together two components of a polymer.</em>

3 0
3 years ago
When two species occupy exactly the same niche, one species will be eliminated from the community by _____.
liubo4ka [24]

Answer:

Answer is B

Explanation:

Hope it helps

6 0
3 years ago
Other questions:
  • The thin external covering is similar to the _______. The organelle with a texture like sandpaper is the _______.1.
    11·1 answer
  • How do land and water temperatures affect air pressure?
    14·1 answer
  • What will most likely happen if the level of greenhouse gases continue to rise? A. Global temperatures will gradually decrease.
    11·1 answer
  • Drosophila eye color is an X-linked trait. Red eye color is dominant, and white eye color is recessive. Which Punnett square sho
    5·1 answer
  • The peptide portion of any protein without its prosthetic group is called ________. The peptide portion of any protein without i
    10·1 answer
  • What are the most reactive elements of the periodic table
    7·1 answer
  • 3. Base of a dame is made widey. why?​
    11·1 answer
  • When blood pressure receptors sense a loss of blood pressure, they ________ their firing rate to the medulla.
    5·1 answer
  • The ecological model relies upon an assessment that documents specific background information as a means to understand a child's
    5·1 answer
  • Acetyl coa is a feed forward activator of the enzyme ________ ensuring sufficient oxaloacetate for the citric acid cycle to cont
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!