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
Setler79 [48]
4 years ago
14

A 75 year old man need a replacement heart valve .he lives alone and cares for himself .is a mechanical or biological heart more

suited for him
Biology
1 answer:
WITCHER [35]4 years ago
7 0
Biological heart is more suited for him
You might be interested in
NEED HELP NOW 100 POINTS WILL MARK BRAINLIEST!!! PLZ ANSWER ALL AND DO NOT COPY OFF WEBSITE QUESTIONS DOWN BELOW
VLD [36.1K]
#19 due to weathering and erosion the rock from the stream was smoothened and without as much the rock from deep underground was/is very rugged and natural.

#18 Due to wind patterns the sand dunes are blew around and the sands shift and fly around with nothing to keep the sand in place the sand can go long distances or come long distances.

(I am back lol)
4 0
3 years ago
Read 2 more answers
which structure within a bone contains cartilage cells that divide and increase the size of the bone until adulthood?
kogti [31]
Epiphyseal plate is the structure within a bone that contains cartilage cells that divide and increase the size of the bone until adulthood.

The epiphyseal plate, also known as epiphysial plate,or physis, or growth plate, is a hyaline cartilage plate in the metaphysis at each end of a long bone or diaphysis. The plate is found in children and adolescents; in adults, who have stopped growing, the plate is replaced by an epiphyseal line<span>.</span>
6 0
3 years ago
The process of making an exact copy of dna is called
lubasha [3.4K]

Answer:

Replication

Explanation:

5 0
2 years ago
Read 2 more answers
What is a rock and types of rocks<br>​
shutvik [7]
Dwayne Johnson, Also known a the Rock
5 0
3 years ago
Read 2 more answers
Individuals within a population have slightly different traits, or variations. How do variations improve the likelihood that a p
Andreyy89

Answer:

Genetic variation that alter gene activity or protein function can introduce different traits in an organism. If trait is advantageous and helps the individual survive and reproduce, the genetic variation is more likely to be passed to the next generation (a process known as natural selection).

3 0
2 years ago
Other questions:
  • Identify and explain two quality issues for business failure<br>​
    8·2 answers
  • A zygote is formed during a process called<br><br> fertilization meiosis mitosis diploid
    6·2 answers
  • Which scenario below gives an example of how blood clotting could increase blood pressure
    7·1 answer
  • Distinguish between wilting and desplasymolysis​
    5·1 answer
  • What is used to break the bonds of nodules??
    7·1 answer
  • In humans, insulin is manufactured in the pacreas in humans, insulin is manufactured in the pancreas.Insulin is a peptide hormon
    12·2 answers
  • if you have a bucket of water and you swung it in a upside down circular motion and no water fell out. what causes that to happe
    13·1 answer
  • Which action is most likely to stop succession and make an ecosystem less
    8·2 answers
  • Let's say that in seals, the gene for the length of the whiskers has two
    13·1 answer
  • Pls help me thx alot​
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!