Answer:
Mutualism type of relationship exists between the algae and fungi that form lichen.
Explanation:
In algae and fungi, Mutualism type of symbiosis is present. In Mutualism, both the organisms that is algae and fungi gets benefits from each other. Fungi absorb water and nutrients from the environment and supply these nutrients to the algae. Algae produce food materials and provide it to fungi.
The structure that connects the placenta to the embryo would be the <u>umbilical cord.</u>
There is great relationship between reopening the economy and implementing control measures during the covid-19 pandemic.
<h3>What is the relationship between reopening the economy and implementing control measures?</h3>
There is great relationship between reopening the economy and implementing control measures during the covid-19 pandemic because if the control measures are implemented correctly then the reopening of economy is a good decision. Due to this, we can carried out the economic activities without any fear of the pandemic.
So we can conclude that there is great relationship between reopening the economy and implementing control measures during the covid-19 pandemic.
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Answer:
Once the embryo sac has developed, pollination has occurred, and the pollen tube has grown into the ovary to make contact with the ovule, fertilization (fusion of egg and sperm) can occur.Typically, the pollen tube reaches the embryo sac via the micropyle (Greek, mikros + pyle = small opening), or opening, in the integuments of the ovule.. There, it discharges its sperm into the embry
Explanation:
The pollen tube enters into the ovule, through the micropyle. Inside the embryo sac, the tip of the pollen tube ruptures and the 2 male gametes are set free near the egg apparatus. Inside the embryo sac, one of the 2 male gametes fuses with the egg nucleus and forms a diploid zygote. This process is called syngamy or true fertilisation.
Answer:
the leaf disk should float because bicarbonate is the source of its oxygen for photosynthesis and it releases oxygen into the interior of the disk causing it to float.
Explanation:
