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arlik [135]
3 years ago
11

People who are heterozygous for a loss of function mutation in their retinoblastoma gene and a wild type allele

Biology
1 answer:
gogolik [260]3 years ago
8 0
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
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When a plant with red flowers (CRCR) is crossed with a plant that has white flowers (CWCW), the resulting offspring has pink flo
iragen [17]
In the answer we have (CRCR) 1/4
(CWCW)1/4
(CRCW) 2/4
6 0
3 years ago
Small mineral deposits or cells found in a urine sample are called _____?
Ostrovityanka [42]
They are called casts. CASTS
3 0
3 years ago
The DNA of a human cell can be cut and rearranged by using??
choli [55]
The DNA of a human cell can be cut and rearranged by using Enzymes. To cut DNA into smaller segments, enzyme nucleases are used. They do this by taking the phsophodiester bonds through hydrolysis and catalyzing it. when these enzymes comes into contact with a DNA sequence with a shape that matches a part of the enzyme, called the recognition site, it wraps around the DNA and causes a break in both strands of the molecule. 
8 0
3 years ago
Which of the following is true about top predators? Select one: a. They include bacteria and fungi. b. Their removal increases b
Len [333]

Answer:

d. They are often keystone species

Explanation:

Top predators in an environment are the largest predators and sits on the top (apex) of the food chain in an ecosystem which do not have any natural predators.

As the top predators relative to its abundance has disproportionately large effect on its natural environment, they are the keystone species most of the time.

Hence option d. They are often keystone species is the right  option.

4 0
3 years ago
The site of intercellular communication between a neuron and another cell is the synapse. -interneurons are the most numerous ty
Paha777 [63]

The question is stated incorrectly. The correct question is as follows;

The site of intercellular communication between a neuron and another cell is the.

Answer:

Synapse.

Explanation:

Neurons have dendrites, cell body and axons. Millions of neurons are present in the nervous system. Different types of neuron are sensory neuron, motor neuron and interneuron.

Synapse may be defined as the gap between the two consecutive neurons. The junction between the two neurons that helps in the intercellular communication. The neurotransmitters are diffused directly and transmit information through these synapse.

Thus, the correct answer is synapse.

8 0
2 years ago
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