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
Flauer [41]
3 years ago
9

The basic building block of matter

Biology
1 answer:
ololo11 [35]3 years ago
7 0

Answer:

Scientists once thought the most fundamental building block of matter was a particle called the atom. Now we know that the atom is made of many smaller pieces, known as subatomic particles. Every atom contains a central core called the nucleus, made of particles called protons and neutrons.

You might be interested in
Using what you have learned about the structure and function of neurons, work with you partner to outline the order of events th
IRINA_888 [86]
A stimulus, the cockroach is sensed by your eyes.
Your eyes transmit nerve impulses from the optic nerve, the a group of sensory neurons, to the brain, the central nervous system.

In the brain, the impulse is then transferred by relay / association neurons to the motor neurons which signals the effector which is the muscle in your legs to contract, making you jump in shock
7 0
3 years ago
The researcher had hypothesized that the addition of the vitamin that is similar in structure to NADH would increase the activit
Zarrin [17]

Answer:

It is expected that the mutation helps the enzyme to bind to the vitamin, and this interaction may be necessary to maintain the activated state of the enzyme.

Explanation:

The NADH dehydrogenase converts nicotinamide adenine dinucleotide (NAD) from its reduced form (NADH) to the oxidized NAD+, thereby this enzyme is required for generating ATP by electron transport.

7 0
3 years ago
Describe the organization of skeletal muscle tissue from cell to whole muscle to groups of muscles
Lelu [443]
<span>characteristics of skeletal muscle:</span><span>
contains nerve endings; is a voluntary muscle; striped/striated, multi-nucleated (has many nuclei); attached to the bones of the skeleton</span>
5 0
3 years ago
What was the original generation of pea plants in mendel's experiment called?
Stolb23 [73]

   Service improves society, impacting the helpers as well as those needing assistance. It means being an active participant in one's community, taking action where it can be of benefit. Every person should make it a priority to serve at least two hours per week. It's an extremely important civic responsibility that is invaluable to citizens most in need. Service creates improved communities where people care about each other.

Which of the following is not a feature of a good summary? (5 points)

<span>BriefObjectiveRestates the thesisFocuses on minor details</span>
6 0
3 years ago
What does the frequency do?
Elina [12.6K]
Frequency describes the number of waves that pass a fixed place in a given amount of time. So if the time it takes for a wave to pass is is 1/2 second, the frequency is 2 per second. If it takes 1/100 of an hour, the frequency is 100 per hour.
4 0
2 years ago
Other questions:
  • Marfan syndrome is the result of inheriting a single allele. Individuals with Marfan syndrome are tall and long-limbed, and have
    9·2 answers
  • Populations will eventully become resistant to pesticides and antibiotics with overuse. Why ?
    5·1 answer
  • Help please this heavy work
    5·1 answer
  • Which flow chart correctly organizes the structures of heredity, from least to most complex?
    5·2 answers
  • what is the purpose of using multiple control groups in an experiment? a. to provide more work so that you look busy when doing
    13·2 answers
  • Which of the following is true of kinesin?
    15·1 answer
  • Can carbon atoms joined together to form chains or rings
    5·1 answer
  • Question 7 of 10
    6·1 answer
  • What cell structure causes the shape of chloroplasts to be round?
    15·1 answer
  • Analyze the table illustrating the events of mitosis and cytokinesis. The table outlines the potential activity of the chromosom
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!