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ahrayia [7]
4 years ago
14

What does it mean that biological membranes are selectively permeable

Biology
1 answer:
topjm [15]4 years ago
4 0

They only allow certain substances to go through.

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The repeating stages a cell experiences, including cell division, compose the _____ _____.
Jobisdone [24]

The repeating stages a cell experiences, including cell division, compose the cell cycle.

Life cycle of the cell (cell cycle) can be divided in interphase and mitotic phase.

Interphase can be subdivided into:

• G1 phase characterized by the growth of the cell

• S where DNA replication occur

• G2 phase final preparation for mitosis.

Mitotic or M phase consists of:

• Prophase-condensation of chromosomes and mitotic spindle formation

• Metaphase-alignment of the chromosomes

• Anaphase- Sister chromatids are  pulled apart by the mitotic spindle

• Telophase-each pole of the cell contain full set of chromosomes.  

Two new cells are formed after cytokinesis.


3 0
3 years ago
Basaltic magma forms when rocks in the what melt
grigory [225]
I believe the correct answer is mantle. Let's hope this is right!
8 0
4 years ago
What proportion of each parent plant's genetic material does each offspring plant have?
dezoksy [38]

Answer:

Each gamete comprises half of the organism's chromosomes, or genetic material. As a result, each sperm carries 50% of the father's genes and each egg carries 50% of the mother's genes. This distinguishes gametes from other cells in the body.

Explanation:

6 0
3 years ago
you are running a fuel economy study.you want to find out which car can travel a greater distance on 1 gallon blue car
Paraphin [41]

Answer:yeah answer choices

Explanation:

3 0
3 years ago
A researcher is interested in the effects of nitrate and phosphate on plant growth and sets up an experiment in which
padilas [110]

<em>A control is that group in an experiment that does not receive any treatment and is used for comparison with the test result.</em>

<u>Answer:</u> <em>A) a control</em>

<u>Explanation:</u>

In the experiment mentioned, the control is missing because the test group as mentioned are the plant set that receives the treatment that is the different concentration of nitrate and phosphate.

The effect of these nutrients on growth will be observed and evaluated. The time period of the experiment is one month which might exceed.

6 0
3 years ago
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