3 years ago

Explain the difference between crossing over and genetic variation

1 answer:

8 0

crossing over is the exchange of two homologous chromosomes resulting in a mixture of parental characteristics in offspring while genetic variation is brought out through genetic mutations.

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2. Describe the three layers which ocean water is divided based on temperature.

mrs_skeptik [129]

Answer:

the upper ( warmer)

thermocline

deep( cold)

Explanation:

thermocline is not cold nor hot its just between

5 0

3 years ago

Which type of macromolecules is a steroid

Paha777 [63]

Answer:

Steroids are also lipids but they have a carbon skeleton of four connected rings (no glycerol here) (3.9, pg 41). The different properties of different steroids are due to the attached functional groups. Cholesterol is a steroid that can be modified to form many hormones.

Explanation:

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3 years ago

You move a 12-newton box up a 6-meter ramp.

Gekata [30.6K]

A, but may not be correct

8 0

3 years ago

At the start of an experiment, there are 30 bacteria in a dish. The bacteria population is expected to grow at a rate of 180% ea

Sliva [168]

Answer:

The answer is 40,479.

After,

Day 1- 84

Day 2- 235.2

Day 3- 658.56

Day 4- 1,843.968

Day 5- 5,163.1104

Day 6- 14,456.7091

Day 7- 40,478.7855

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3 years ago

Imagine that a scientist discovered that sugar caused brain damage in frogs. She wants to do another study to figure out if the

Tcecarenko [31]

<span>C. Frogs will have brain damage if exposed to both brown sugar and regular sugar.</span>

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3 years ago