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
Vlad1618 [11]
2 years ago
12

Help me with this one pls

Biology
1 answer:
antoniya [11.8K]2 years ago
3 0

Answer:

i think its the first one sorry if its wrong

Explanation:

You might be interested in
What is the meaning of life.
Anna [14]
There is no specific answer to the meaning of life. The meaning of life, or the answer to the question pertains to the significance of living or existence in general. The question has many answers depending on who you ask.

My answer:

The meaning of life is overcoming struggles and triumph effortlessly, make strong bonds with people and make differences in their life, trying new things and shooting your shot until that ball goes through the hoop, and lastly doing what you love. Doing what makes you happy and smile!
6 0
2 years ago
What are the biggest challenges to organisms in the tundra biome?
oee [108]

Answer:

Surviving cold temperatures and finding trees to live in

Explanation:

The major problems of tundra biome are oil, gas, mining industries

8 0
2 years ago
At age 85, lyle's immune system does not respond to vaccines as well as it did when he was younger. the atrophy of which endocri
Nadya [2.5K]
<span>The thymus.The thymus plays an important role in the development of T-lymphocytes which is an important type of white blood cell. It reaches maximum development at puberty and then the thymus begins to get atrophied (the shrinking of the thymus with age) and then the thymic stroma is replaced by fat tissue. Loss of thymic function is thought to contribute to weaker immune system of the elderly, increasing instances of diseases such as cancers and other infections.</span>
8 0
3 years ago
First, describe why an animal is considered a system. Then, explain why an animal is not considered a technological system. ▲
vaieri [72.5K]
A system is a group of organs that work together and provide an organism with an advantage for survival. It is the most complex organization in your body and the final level of the progression from cells to tissues to organs and then systems.
8 0
3 years ago
What are damages or changes to a dna sequence called.
AnnZ [28]

Answer:

A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke.

4 0
2 years ago
Other questions:
  • Do these have body cavity?
    13·1 answer
  • Human height is determined by the interaction of several genes that result in a continuous range of expression. This type of int
    7·1 answer
  • If a haploid cell has 20 chromosomes how many chromosomes would be found in the diploid cells
    11·1 answer
  • According to Charles Darwin theory of natural selection
    5·2 answers
  • I’m not sure which ones it is
    9·1 answer
  • When hydrogen peroxide is mixed with catalase, water and oxygen gas are produced. In this reaction, hydrogen peroxide is the
    15·1 answer
  • Plants that have both imperfect male and imperfect female flowers on a single plant are called (blank).
    7·1 answer
  • Write the importance of each for your body. <br> A. vitamin C B. Iron​
    11·1 answer
  • What is meant by acropetal succesion?​
    7·1 answer
  • As they pass through small blood vessels, erythrocytes may pack together, single-file, like a roll of coins; this formation is c
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!