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
Harman [31]
3 years ago
11

This one too, please?

Biology
2 answers:
velikii [3]3 years ago
7 0

Answer:

1, group 1

2 group 7

3 group 2

4 D

5 B

6 A

Anna71 [15]3 years ago
7 0

Answer:

7. A 1

8. C 17

9. B 2

10. (d) C and D

11. (b) reactivity

12. (a) corrosion

13. (c) activity series

Explanation:

7. , 8, and 9,

Group 1 elements are named as alkali metals

Group 2 elements are known as alkaline earth metals

group 17 metals are known as halogens

10.

Na and Xe have one valency whereas the other two elements have variable valency which is a property of transition metals so the answer is (d) C and D

11.

It;s the definition of reactivity

12.

Definition of corrosion

13.

definition of activity series

You might be interested in
Which of the methods of transport into or out of the cell require energy? Which do not?
Contact [7]

Answer:

passive transport and diffuision

Explanation:

it  requires no energy from the cell. Examples include the diffusion of oxygen and carbon dioxide, osmosis of water, and facilitated diffusion. diffusion does not.

4 0
3 years ago
What is the function of the appendix in the digestive system?
babymother [125]

Answer:

The appendix is a warehouse for symbiotic bacteria for the digestive tract after an illness. it then "reboots" the digestive tract by giving it the bacteria to help it recover.

Explanation:

The true purpose of the appendix is uknown, however this is a hypothesized function that invovles it with the digestive system.

6 0
3 years ago
Lukas takes part in an experiment. He is subject to electrical brain stimulation. He reports to the researcher conducting the ex
Delvig [45]

Answer:

auditory cortex

Explanation:

Sensory information passes both the auditory and the limbic systems by the means of medial geniculate nucleus (MGN), a small oval mass that protrudes slightly from the underside of the thalamus, a big double-lobed structure buried under the cerebral cortex. Before the signal can travel on, however, it passes through another nearby structure called the thalamic reticular nucleus (TRN), which evaluates whether or not it should be passed on.

5 0
3 years ago
Briefly explain how the genetic code is analogous to the letters of the alphabet
krek1111 [17]

Genetic code is a sequence of 3 letter word, known to be one after the another along the length of the DNA.

3 0
3 years ago
Which of the following is not released by sweat glands? <br>A. Water. B. Salt.c.waste d.oil​
Ray Of Light [21]

Answer:

c. Waste

JSJSJSJS

Explanation:

Hatdog

4 0
3 years ago
Other questions:
  • Why chlorophyll appears green to us in
    12·1 answer
  • How can a molecule that contains an atom of phosphorus be made radioactive using an unstable isotope?
    13·1 answer
  • When an organism breaks down organic molecules, some of the energy that had been stored as chemical energy is lost as heat. this
    8·1 answer
  • Why does dew usually happen at night?
    15·2 answers
  • Does ocean water take longer to freeze than freshwater
    9·1 answer
  • A certain segment of DNA can be used as a molecular clock. Its rate of mutation is one mutation per 20 million years. Examine th
    15·1 answer
  • Part 3
    10·1 answer
  • What is the name of the tiny blood vessels that surround the alveoli
    15·1 answer
  • Would plants grow via hydroponics in an atmosphere with no oxygen, if the water is continuously oxygenated? Why?
    7·1 answer
  • The Lac Operon is a set of genes that controls the production of lactase the enzyme that digests
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!