BIOLOGY MIDDLE SCHOOL

3. What is the chance that a human child will be born male?
100%
25%
75%
50%

Answers

Answer 1

Answer:

Answer:

50%

Explanation:

It's not exactly 50%, but it's close to it

The actual percentage is .493333 CONT.

Answer 2

Answer:

Answer:

50%

Explanation:

The chance that a fetus that will be born male is 50%

The chance that a fetus that will be born female is 50%

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What did Mendel discover about genetic factors in pea plants?

Answers

Menda discovered the fundamental laws of inheritance. Which mean that he made a conclusion that genes come in pairs & are inherited as distinct units. (One gene from each parent)

What are chemical reactions?

Answers

Answer:

Process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from a change in physical form or a nuclear reaction Hope this helps! Have a great day!

I'll GIVE YOU BRAINLIEST!! What is the difference between an endangered species and an extinct species?

Answers

Answer: Endangered species are species whose populations are dwindling in numbers and are in danger of becoming extinct. Extinct species are ones who have no documented individuals left and are therefore believed to no longer exist.

The criteria used to determine whether something is alive includes movement, growth and

Answers

presence of protoplasm, self built organisms, self repair, reproduction and various life process like metabolism, nutrition, respiration, exchange of material, transportation, excretion and irritability.

One good way to remember this is with the acronym MRS GREN;

Movement - The organism can move in some way (plants move as they grow)
Reproduction - Creating new copies of this organism
Sensitivity - A response to a change in the environment around the organism

Growth - The ability to create new structures / cells
Respiration - The ability to break down food to get energy
Excretion - The organism creates waste which is disposed of
Nutrition - The organism has the ability to eat food

What word best describe chlorophyll

Answers

Clorophyll is a green pigment, present in all green plants and in cyanobacteria, which is responsible for the absorption of light to provide energy for photosynthesis.

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