BIOLOGY MIDDLE SCHOOL

What is the meaning of exocytosis ?

Answers

Answer 1
Answer:

A process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane.

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Different forms of a given gene are known as what
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Please Help Me!!!The gene for tongue rolling is rare.The mother’s genotype is TT, and the father’s is TT. What are the chances that the child will be able to his roll tongue?

25% chance
50% chance
75% chance
100% chance

Answers

100 percent, because if "T" is the dominant gene and both the father and the mother have it, then all of their kids will most likely have that trait as well. Hope this helped!

What dose the xylem do

Answers

Xylem is one of the two types of transport tissue in vascular plants, phloem being the other. The basic function of xylem is to transport water from roots to stems and leaves, but it also transports nutrients.

Answer:

it helps in transport of water and minerals vertically(only in one direction)

Explanation:

3. Which reproductive gametes are powered by many ATP and flagella?A. Blastula
B. Eggs
C. Sperm
D. Ovum

Answers

Answer:

C

Explanation:

The flagella of the sperm are used to help it swim through the vagina and uterus so it reaches the fallopian tubes from where it will meet the egg and fertilize. The ATPs are found in the many mitochondria organelles in the sperm are used to generate the required energy to swim and breach the walls of the egg during fertilization.

Answer:C sperm

Explanation:

Please help ASAP thank you

Answers

Answer:

B

Explanation:

The closer the light source the higher the amount of Oxygen gas.

Reasoning: Plants give off oxygen and according to the data the closer the light it the more bubbles there are. :)

How are the male penguin trying to attract gloria?

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by singing a unique song called a heartsong
singing a heart song
hope that helps

Can you live without a pancreas?

Answers

yes, but you would have to take alot of insulin and supplements to survive though.
yes you can its hard but you can
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Exocytosis and endocytosis are ways that cells ________take in and release materials.A. activelyB. passively
One function of the immune system is to attack the foreign cells to protect the body. In organ transplants, the body recognizes that the new organ is made of foreign cells. What kind of medicine would you give a patient to increase the chances of transplant success?