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zhenek [66]
3 years ago
11

Please help!! I need help with this fast! It’s only 2 questions to answer here!

Biology
1 answer:
maria [59]3 years ago
3 0

Answer:

1. B. parasitism

2. C. parasitism, predation, mutualism

Explanation:

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Question 2 of 9
sammy [17]

Answer:

A.

Explanation:

It shows a clear view of what a group of cells of a plant would be like.

4 0
2 years ago
Which of the following is the only marsupial found in North America?
Kamila [148]
<span>The opossum is the only marsupial found on North America. It is found in many locations and is fairly commonly seen rummaging through waste and other leftover areas looking for things to scavenge. Opossums are known for taking any opportunity it can to find waste products and eat them.</span>
4 0
3 years ago
Read 2 more answers
Which of the following fat-soluble vitamins is an antioxidant necessary for synthesizing visual pigments, can be found in butter
liubo4ka [24]

The correct answer is B. Vitamin A.

Vitamin A (retinol, retinoic acid) is a fat-soluble vitamin important for vision, growth, cell division, reproduction and immunity. It also has antioxidant properties.

Vitamin A is present in many foods, such as spinach, dairy products and liver. Other sources are foods rich in beta-carotene, such as leafy vegetables, carrots and cantaloupe. Your body transforms beta-carotene into vitamin A.

There are two dofferent types of vitamin A. The first type, preformed vitamin A, it is found in beef, poultry, fish and dairy products. The second type, provitamin A, is found in fruits,vegetables and other products of vegetable origin. The most common type of provitamin A present in foods and dietary supplements is beta-carotene.

Not consuming enough vitamin A, can cause diseases (which can be avioded with a good diet). Vitamin A plays a very important role in vision. On the one hand, it is essential for the production of the pigment consumed by photoreceptors responsible for vision in darkness. Therefore, low levels of vitamin A lead to night blindness.

4 0
3 years ago
Read 2 more answers
When hypothesizing a possible phylogeny in order to classify taxa,scientists incorporate systematics to
Svet_ta [14]

Answer:

B)provide molecular or genetic information, as well as morphological information.

Explanation:

Systematics is the science of classification and phylogeny reconstruction. Studies diversity as a consequence of evolutive history and establishes the bases to reconstruct biological patterns and formulate hypotheses to explain the processes of these patterns. It reconstructs the origin and diversification of a taxon. Systematics creates systems of classification represented in a tree. Taxonomy is based on systematics.

The main goal of systematics is to solve the genealogical relationship between different species and biological groups that produces natural clusters.

Systematic considers morphological characters, as well as physiological, cytological, molecular, and behavioral characters.  

5 0
2 years ago
Which of the following human activities MOST negatively affects natural climate change?
tino4ka555 [31]

The right answer is the burning of fossil fuels.

While all these proposals have a bad impact on the biosphere, Proposal B is the only one that has a direct link to climate change.

Air pollution by combustion is an alteration of air quality that can be characterized by measurements of chemical, biological or physical pollutants present in the air, with consequences that are detrimental to human health, to living beings , climate, or material goods.

5 0
3 years ago
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