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
disa [49]
3 years ago
9

Pretest: Unit 3

Biology
1 answer:
ludmilkaskok [199]3 years ago
5 0

Answer:

it is h20

Explanation:

i just know it

You might be interested in
* What is an infectious disease? How are they different from non---infectious<br>diseases?​
vovangra [49]

Answer:

infectious disease is a disease that can be spread from one person to another  by the means of touching,kissing,coughing,sneezing ect ect.

but non infectious diseases r diseases that don not spread from one person to another. for eg: cancer bla bla bla.

please mark me as brainlist as i have written this from my own head and also i have science exam on tuesday

PEACE OUT

4 0
3 years ago
Read 2 more answers
The _____ is commonly called bark. <br> epidermis<br> periderm<br> cuticle<br> vascular cambium
Gelneren [198K]
The correct answer should be the Periderm.

It is not as simple as this, of course and you would be wise to know that periderm is just a part of the overall concept that is bark, because bark is not a biological term.
5 0
4 years ago
Read 2 more answers
The alveoli in the lungs have very thin surface membranes which are often made out of a single layer of cells. The alveoli in th
leonid [27]
The answer would be C. gases 
5 0
3 years ago
The skeletal system is not static in structure. Bones are constantly being broken down and rebuilt.Complete the statement about
Yanka [14]

Answer:

Osteoblast, osteocytes and osteoclasts  are responsible for breaking down bone during remodeling.

Explanation:

The process which is responsible during bone formation in equally in initial and later stages of remodelling, they are the bigger cells which are responsible for the synthesis and mineralisation  of bone. Osteocytes are the rich in cells in the bone tissue, which is helpful in detection of the mechanical loading, also manages the in bone formation and bone resorption. Osteoclast are cells that disintegrate the bone to start normal bone remodelling and also contemplate bone loss in pathologic condition by growing its resorptive capacity.

5 0
4 years ago
Animal Diversity Lab Activity:
Olenka [21]

The phylogenetic tree of organisms within the animal kingdom include characteristics below:

  • Ancestral protists
  • Tissues
  • body symmetry
  • Germ layers
  • Body cavity
  • Porifera
  • Platyhelminthes
  • Nematoda
  • Annelida
  • Mollusca
  • Arthropoa
  • Echinodermata
  • Chordata

<h3>What is phylogenetic tree?</h3>

A phylogenetic tree simply refers to a branching diagram or a tree showing the evolutionary relationships among various biological species of both plants and animals based on their similarities and differences; either genetically or physically

Generally, animals; be it vertebrates or invertebrates has the few characteristics below:

  • All animals are multicellular organisms
  • Animals are also heterotrophic, meaning; they depend on other organisms for food or they obtain their energy by consuming energy-releasing food substances.
  • Animals typically reproduce sexually.
  • All animals are also made up of cells that do not have cell walls.

In conclusion, the phylogenetic tree of organisms within the animal kingdom include all characteristics mentioned above

Learn more about animal diversity:

brainly.com/question/15784565

#SPJ1

5 0
2 years ago
Other questions:
  • Which of the following statements are false?
    15·1 answer
  • Help!
    8·2 answers
  • The client is diagnosed with primary hypertension. the nurse is educating a client about dietary changes that help decrease bloo
    9·1 answer
  • Osteoid-producing osteoblasts must rely upon this organelle to produce primary structures leading to the formation of collagen a
    11·1 answer
  • james suffers from atherosclerosis a condition that causes artery walls to harden and thicken atherosclerosis restricts blood to
    5·1 answer
  • Which genotype determines that a person does NOT have sickle-cell anemia, but has the potential to pass the genetic disease on t
    9·1 answer
  • Pls !<br> Help!<br> How does the length of interphase compare to the length of cell division?
    8·1 answer
  • Help me find mariah025 please
    15·2 answers
  • The cereal you ate for breakfast was most like grown in a_____.
    5·2 answers
  • The part of the cerebral cortex that directs the muscle movements involved in speech is known as:_____.A) Wernicke's area.B) Bro
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!