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const2013 [10]
3 years ago
6

Three billion years ago, Earth's atmosphere was very different. It included the gases methane and ammonia. If scientists found a

new planet outside our solar system that had an atmosphere similar to Earth's three billion years ago, what kingdom's organisms would you expect the new planet's organisms to resemble?
Biology
1 answer:
andrew-mc [135]3 years ago
4 0
Archaebacteria is the answer I'm pretty sure you are looking for. anybody correct me if I'm wrong
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In a cross aabbcc x aabbcc, what is the probability of producing the genotype aabbcc?.
Anni [7]

Answer:

1/8

Explanation:

Traditional method of solving this problem can be by using the punnett square.

3 0
2 years ago
What occurs during the G1 and G2 in the cell cycle?
patriot [66]

Answer:

An important cell cycle control mechanism activated during this period (G1 Checkpoint) ensures that everything is ready for DNA synthesis. ... DNA replication occurs during this S (synthesis) phase. Gap 2 (G2): During the gap between DNA synthesis and mitosis, the cell will continue to grow and produce new proteins.

Explanation:

hope this helps you if this is what you needed  plz mark Brainliest

7 0
3 years ago
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When planning a healthful diet using the USDA Eating Patterns, vegetarians should remember that: a. modifications are prohibited
denis-greek [22]

Answer:

<em>The correct option is c) the vegetable group contains legumes, which can be counted as protein foods.</em>

Explanation:

The USDA Food Patterns were formulated so that people could be helped in carrying out Dietary Guidelines recommendations. These Guidelines help people understand and identify the daily food which they shall consume. There are three basic lifestyles of diet which these guidelines describes:

1) The Healthy U.S.-Style Pattern

2) the Healthy Vegetarian Pattern

3)  Healthy Mediterranean-Style Pattern

These guidelines also describe that legumes are an excellent food which shall be consumed by all vegetarians as they are an excellent source of proteins.

5 0
3 years ago
WILL BE MARKED BRAINLIEST!!!!
Alexxandr [17]

Answer: Option E) polar

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Explanation:

Amino acid-derived and peptide hormones such as serotonin, epinephrine, dopamine etc, are unable to diffuse across a cell membrane because they consist of several repeating units of amino acids with positively charged or negatively charged side chains.

Thus, the side chains make these hormones water-loving (hydrophilic), and impassable to the hydrophobic layer of the cell membrane.

5 0
3 years ago
Describe the changes that take place during the menstrual cycle from Day 1-14 to the following:
allsm [11]

Answer:

Explanation:

An unfertilized egg is shed from the body during menstruation.  The lining of the uterus become thicker, getting ready in case of pregnancy.

It is not a fun experience :(

7 0
3 years ago
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