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
yaroslaw [1]
3 years ago
11

Your teacher is performing an experiment in the lab. She takes a test tube

Biology
1 answer:
pishuonlain [190]3 years ago
4 0

Answer:

a. bubbles formed

Explanation:

Bubbles are a sign of gaseous molecules escaping, meaning that something has forced molecules to break apart and escape. A chemical reaction involves any change that directly impacts the molecular formation of a substance.

You might be interested in
One species has 24 chromosomes, and another species has 26 chromosomes. If these two species are crossed, how many chromosomes w
netineya [11]

Species A : 2N = 24, N = 12

Species B : 2n = 26, n = 13

During the hybridization N + n = 25

4 0
3 years ago
Compared to a light colored rock with a smooth surface, a dark colored rock with a rough surface will
AlexFokin [52]
Absorb more thermal energy, and the rough surface will prevent it to reflect efficiently.
3 0
3 years ago
On a line graph, the variable on the vertical (y) axis is the
Gemiola [76]

Answer:

dependent variable

Explanation:

In an experiment, a line graph can be used to display the results of the experiment. A line graph, which posseses two axis namely: x-axis or horizontal axis and y-axis or vertical axis, can be used to show the relationship between the independent and dependent variables in an experiment.

The independent variable, which is the variable subject to change is displayed on the X-axis while the dependent variable is displayed on the vertical or Y-axis.

6 0
3 years ago
How many bones are in the vertebral column?
Mrrafil [7]
The vertebral column usually consists of 33 vertebrae<span>: 24 presacral vertebrae (7 cervical, 12 thoracic, and 5 lumbar) followed by the sacrum (5 fused sacral vertebrae) and the coccyx (4 frequently fused coccygeal vertebrae).

i listed  more than what your question showed, and i hope my answer helps!</span>
7 0
3 years ago
Which mineral will NOT scratch quartz?<br> A. talc<br> B. topaz<br> C. diamond<br> D. corundum
gavmur [86]
The answer to this is B. Topaz
8 0
3 years ago
Other questions:
  • In an experiment, the variable that is changed and tests is called the __________ variable.
    11·2 answers
  • Which statement represents a characteristic of an ecosystem that is not likely to sustain itself
    10·1 answer
  • Review where digestive processes of protein occur. select the letter that indicates where pepsin begins the chemical digestion o
    14·1 answer
  • Which three human body systems coordinate to cause an arm to move
    15·1 answer
  • The parietoacanthial projection (Waters method) of the facial bones is often modified so that there is less angulation of the fa
    8·1 answer
  • In a clinical trial, a company that manufactures medication to fight the flu virus tested it on 10 men, ages 20 years to 30 year
    14·1 answer
  • This mineral forms in layers that can be peeled off
    14·2 answers
  • I'm doing a course on animal welfare and this is the question. How would you answer it?
    14·1 answer
  • Identify examples of adaptation in organisms<br> (Do not use the artic fox example)
    7·2 answers
  • Help please need help this is due soon​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!