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
Andre45 [30]
3 years ago
15

Why are old growth forests considered “healthy” ecosystems?

Biology
1 answer:
Pavlova-9 [17]3 years ago
6 0
Because they have not been distrubed
You might be interested in
What organelle is responsible for the process of photosynthesis?
PtichkaEL [24]
That would be the chloroplasts. They are small cells in a leaf that store chlorophyll.
6 0
3 years ago
Which action would best demonstrate that a scientist is being creative?
xxMikexx [17]

Answer:

taking a closer look at the natural world

Explanation:

using prior knowledge is basic common sense. so no.

requiring evidence and thinking logically is following a rule. so no.

following strict rules when using human test subjects. right off the bat, "strict rules" is an immediate no.

taking a closer look at the natural world. that's creative because they look for the answer around them.

4 0
2 years ago
Which endocrine gland is responsible for the release of a hormone that stimulates T-cell development and proper immune response
Mama L [17]

Answer:

The correct answer would be d. thymus.

The thymus is a specialized lymphoid organ of an immune system.

It serves as the site for training and maturation of T-lymphocytes or T cells.  

It is composed two identical lobes each containing outer region termed as cortex and inner region termed as medulla.

T-cells are first trained and selected in the cortex region via positive selection. In this, T cells which are able to bind to foreign antigens are selected and rest are degraded.

The selected T cells then move in the medulla region where they are selected by negative selection. In this, the T cells which binds to self-antigens are degraded and rest survive to become functional T cells.

8 0
3 years ago
Traumatic brain injuries may result in damage to the blood vessels in the spaces between the meninges. These damaged blood vesse
Gelneren [198K]

Answer and Explanation:

Horrendous mind damage implies interior damage happens when an outside power harm the cerebrum. The harm prompts the inside draining occurs in the sub dural or subarachnoid discharge. Subdural space is available between the dural issue and 8-legged creature layer.

The internal hemorrhage:

Slow spillage of blood into this space prompts structure a coagulation and it packs the cerebrum. This prompts limiting the oxygenated blood stream to the mind. The nonattendance of oxygen causes growing. The growing lead to mind contact with the bone at the opening of the skull and afterward cerebrum quits working.

6 0
3 years ago
How does each animals specific environmental needs (food, water, shelter) affect its living conditions in a zoo?
777dan777 [17]

Answer:

in many ways

Explanation:

if the animal does not receive the same nutrition that it would in the wild, the animal will become weaker. If the climate of the zoo is very different than the animals natural habitat, they will struggle to maintain homeostasis. If a dolphin, for example, is in a tank that is too small, it will struggle to grow and develop.

7 0
3 years ago
Other questions:
  • HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    12·2 answers
  • PLS ANSWER ASAP BIOLOGY: WILL GIVE BRAINLIEST 100 POINTS!!!
    15·2 answers
  • Hemoglobin is a(n) _______________-rich pigment that carries oxygen.
    14·1 answer
  • Energy that is not passed on from one trophic level to the next is _
    7·2 answers
  • If a cell with 28 chromosomes undergoes mitosis how many chromosomes will each of daughter cells have ?
    10·2 answers
  • Help please?.....................................................
    5·2 answers
  • We learned that Robert Hooke named cells from the Latin, cella, which means "small room". Do you think Mr. Hooke was observing p
    15·1 answer
  • Who were the representatives<br> sent to work on the deal?
    9·1 answer
  • how are oil and natural gas collected? A. quarries B. strip mining C. wells are drilled D. an open pit
    7·1 answer
  • Place the items in order from lowest to highest degree of internal organization
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!