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Liula [17]
3 years ago
9

Body cells of humans have 46 pairs of chromosomes. * 2 points a. True b. False

Biology
1 answer:
ivann1987 [24]3 years ago
8 0
TRUE BECUASE HALF IS FROM DAD AND HALF IS FRM MOM SO 23 FROM MOM AND 23 FROM DAD 
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Relationship between temperature and the rate of photosynthesis
AURORKA [14]

Answer:

The light independent reactions of photosynthesis are dependent on temperature. They are reactions catalysed by enzymes. As the enzymes approach their optimum temperatures the overall rate increases.

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3 years ago
Dna evidence does equate to innocence or guilt. (points : 1) true false
Anna35 [415]
 <span>DNA evidence does equate to innocence or guilt. FALSE.</span>
3 0
3 years ago
Would a muscle cell be able to produce a functional contraction if it lacked t-tubules?
hjlf

The answer would be no. T-Tubules or Transverse tubules are additions of the sarcolemma that infiltrate into the center of cardiac and skeletal muscle cells. There would be no functional contraction since it would not be capable to communicate or interconnect with the other cells.

7 0
2 years ago
Which phrases describe types of freshwater wetlands? Select three options.
Anna35 [415]

Answer:

A, B, C

Explanation:

Freshwater wetlands are defined as the lands which have natural supply of water for the whole season due to geological or ecological factors such as  tidal flows, connections with groundwater or  flooding rivers.

There are three main types of freshwater wetlands swamp, marsh and bog.

A Swamp are able to support tall shrubs, tress, herbs and mosses to grow . These are covered with floodd water or gently flowing water and  waterlogged soils prevent woody debris to decompose completely.

Marsh is found near lake, tidal water or rivers and remain flooded periodically. Marsh are the grassy areas covered by shallow water and help to overgrown with coarse grasses, rushes and sedges.

Bog is defined as an area where moss or mots decomposes slowly and form peat . They are characterized by acidic waters, a floor covered by a thick carpet of sphagnum moss and spongy peat deposits. they are generally found in northern climates which support precipitation of water.

Hence, the correct answer is A, B, C.

5 0
3 years ago
What plant cell absorbs water and minerals from soil
matrenka [14]

Answer:

Roots.

Explanation:

Roots anchor the plant, absorb minerals and water, conduct water and nutrients, and store food.

7 0
2 years ago
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