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mart [117]
3 years ago
13

The process by which organisms that have traits that help them survive and reproduce is

Biology
2 answers:
Vsevolod [243]3 years ago
4 0

Answer:

D I think

Explanation:

Nataly_w [17]3 years ago
4 0

Answer:

natural selection

Explanation:

I got it on my test last year sorry if wrong

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Vocabulary (Put the definitions in your own words):
ra1l [238]

Answer:

an aerobic respiration is the type of respiration that uses oxygen to provide energy for the body

an anaerobic respiration is the type of respiration that does not use oxygen to provide energy for the body

to provide energy

carborn dioxide

glucose+oxygen =carbon dioxide +water +energy

8 0
3 years ago
What would happen if the sister chromatids fail to separate in mitosis?
kondaur [170]
One of the daughter cell would have an extra chromosome while the other would be short one.  It's called nondisjunction

3 0
4 years ago
PLS I need someone to upload a photo of the answer!
podryga [215]

Answer:

See the file bellow

Explanation:

Download docx
7 0
3 years ago
A variegated leaf with green and yellow patches is used for an experiment to prove that chlorophyll is required for photosynthes
olga_2 [115]

Answer: The colour of A before the starch test is GREEN while after the starch test is BLUE- BLACK. The equation for photosynthesis is

6CO2 + 6H2O → C6H12O6 + 6O2.

Explanation:

PHOTOSYNTHESIS is the process by which green plants use energy from sunlight to manufacture their own food. It is a building up process since simple inorganic compounds such as carbondioxide and water are built up into large organic compounds such as glucose and OXYGEN is given off as a by product.

Oxygen given out in photosynthesis occurs in the light stage during the process of photolysis of water. This occurs when the chlorophyll traps, absorbs and captures light energy and become energised. The energised chlorophyll supplies energy which is to split molecules of water into hydrogen ion ( H+) and hydroxyl ion ( OH-). The hydroxyl ion is reconverted to water and oxygen is given out as a by product.

To show that chlorophyll is NECESSARY for photosynthesis, a variegated leaf with green and yellow patches is used for an experiment.

The green portion is marked A and the yellow portion marked B. The leaf is tested for starch using the procedure below:

--> place leaf in boiling water for half a minute to kill it.

--> decolorize leaf by placing it in hot alcohol.

--> dip decolorize leaf in hot water to soften it.

--> place leaf on tile and add iodine solution to it.

RESULT: It would be found that only the green parts contain starch as blue+black colouration is observed while yellow area is unaffected by iodine.

5 0
3 years ago
Myrmecia pilosula was originally described as a single species, however, after closer examination, it was determined to consists
JulijaS [17]

Answer:

The correct answer is "34".

Explanation:

The ant Myrmecia pilosula is a special case of sexual reproduction, where the females produce gamete cells with half the chromosomes of the somatic cells and the males are haploids that transmit the whole number of chromosomes in their gametes. Therefore, the somatic cells of the hybrid female offspring that results from the cross of a female ant with 48 chromosomes and a male with 10 chromosomes would have 34 chromosomes. This result from half the number of chromosomes of the female (24) plus the total number of chromosomes of the male (10).

8 0
3 years ago
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